NourishUs Naturals Blog

As soon as the weather cools, pumpkins show up in coffees, bakery cases, and home décor. It can also be a welcome addition to skin and hair care. Pumpkin seed oil is a plant-derived cosmetic ingredient used in creams, lotions, oils, balms, and hair treatments to create a soft, conditioning feel on the skin and hair. In formulations, pumpkin seed oil functions primarily as an emollient and skin-conditioning oil. It helps products spread smoothly and leaves a comfortable, cared-for skin feel, which many people appreciate as they move from lightweight summer textures into something a bit more substantial for fall and winter. How pumpkin seed oil is commonly used in cosmetics Helps skin look smooth and well-cared-for Pumpkin seed oil is widely used as a cosmetic emollient. When included in leave-on products like facial oils, serums, and creams, it helps support a smoother, more supple skin feel and a well-cared-for appearance. Supports a more balanced look on the skin In appropriately designed formulas, pumpkin seed oil can be part of products intended for skin that tends to look shiny or uneven in texture, helping the complexion appear more balanced and refreshed after use. Used in products that include antioxidant components Pumpkin seed oil naturally contains components such as tocopherols and fatty acids and is often used alongside other ingredients in everyday cosmetic formulations that are designed for routine skin care. Provides a soft, moisturized feel In creams, lotions, and body oils, pumpkin seed oil contributes to a soft, moisturized sensation on the skin. It’s frequently chosen when formulators want a product that feels nourishing while still absorbing comfortably. Gentle feel on the skin Pumpkin seed oil is generally considered to have a gentle, comforting texture and is often included in products formulated for skin that prefers softer, less “stripping” textures, especially during cooler or drier seasons. Ideas for using pumpkin seed oil in your products Pumpkin seed oil is flexible enough to show up across an entire fall assortment. A few practical directions brands, spas, and indie formulators often explore: Facial oils and serums Add pumpkin seed oil to blends targeting normal-to-dry or “seasonal transition” skin, where the goal is a comfortable, smoother-feeling complexion as temperatures drop. Body oils and butters Use it in richer body oils, lotions, and whipped butters that are positioned as cool-weather self-care, especially for customers who like a more cocooning feel on arms, legs, and hands. Hair and scalp oils Include pumpkin seed oil in hair oil blends or pre-shampoo treatments to give lengths and ends a more conditioned feel and to provide a pampering texture for scalp oiling rituals. Spa and treatment add-ons Build autumn services like a “harvest body ritual” or a fall scalp treatment, around pumpkin seed oil, pairing it with seasonal fragrance profiles (soft spice, woods, or gourmand notes) to create a cohesive experience. The fall season’s hero - pumpkin seed oil Emphasize its role as an emollient and skin/hair-conditioning ingredient. Describe texture and finish. For example you can describe it as soft, cushioned, comfortably moisturized, or rich without feeling overly heavy. Avoid language that suggests medical or internal effects, such as “nutrient-dense,” “treats,” “heals,” “repairs damage,” or “anti-aging,” unless you have data and are deliberately entering a different regulatory category. This way, you stay firmly in the cosmetic space while still giving your audience clear, practical information about why pumpkin seed oil is a smart ingredient to reach for when building fall-ready products.

When you read a cosmetic ingredient label, you’ll often see water (aqua) listed first. At first glance, that can feel underwhelming, especially when brands highlight trendy ingredients like aloe juice, coconut water, or botanical infusions. So why is water almost always the primary ingredient? The answer comes down to performance, safety, and formulation stability. Water is the most efficient and reliable solvent used in cosmetic chemistry. It allows formulators to evenly dissolve and distribute active ingredients; like humectants, vitamins, and functional actives, so they can do their job on the skin or hair. Without a proper solvent system, many of these ingredients would remain ineffective or unstable. It’s also important to understand that ingredients like “juice” and “hydrosols” are, technically, still water based. Aloe juice, for example, is primarily water with a small percentage of dissolved plant solids. Hydrosols, such as rosewater or lavender water, are produced through distillation and consist mostly of water that contains trace amounts of aromatic and water-soluble plant compounds. In other words, these ingredients are variations of water that carry small amounts of plant-derived components. While plant-derived liquids can sound more appealing from a marketing perspective, they introduce variability. Unlike purified water, botanical liquids can vary from batch to batch in composition, pH, color, and microbial load. This inconsistency makes it much harder to maintain product stability, preserve the formula safely, and ensure consistent user experience. There’s also a preservation consideration. Any water-containing product (whether it’s purified water, juice, or hydrosol) requires a preservation system to prevent microbial growth. Juices often contain natural sugars and nutrients that can increase the risk of contamination if not carefully managed, which can shorten shelf life or require more robust preservation strategies. From a labeling standpoint, FDA and INCI naming conventions also play a role in how these ingredients appear on your label. Purified water is listed as “Water (Aqua),” while plant-derived liquids must be declared by their proper INCI names, such as “Aloe Barbadensis Leaf Juice” or “Rosa Damascena Flower Water.” Even when a formula uses botanical liquids, they are still fundamentally water-based systems, and their placement on the ingredient list reflects their concentration: not a distinction of being “water-free.” Using purified water provides a controlled, neutral base. It allows formulators to build a product that is stable, safe, and performs as intended, while still incorporating beneficial botanical extracts in a way that is consistent and effective. In short, water isn’t a filler, it’s a functional foundation. It enables the rest of the formula to work properly, ensuring that the final product delivers both safety and performance. Understanding this helps cut through marketing noise and focus on what truly matters: a well-formulated, reliable product. If you are formulating and need pure water for your products, find our cosmetic water here.

Cosmetic products work well when each ingredient category supports a specific job in the formula, from product safety and stability to cleansing, skin feel, and performance. In skincare, body care, and hair care, understanding these categories helps explain why a product stays stable, feels elegant, and delivers the intended cosmetic benefit without separating, spoiling, or performing poorly. The below categories that NourishUs Naturals uses are based on the functions of the ingredients under each title. Some ingredients can be used in multiple ways. Preservation Ingredients & Boosters Preservation ingredients are important because many cosmetic products contain water, botanical materials, proteins, sugars, or other components that can support microbial growth if the formula is not properly protected. FDA states that cosmetics can become harmful if contaminated with pathogenic bacteria or fungi, and that manufacturers are responsible for ensuring products are safe and free from harmful microorganisms. A preservation system does more than “pass a test.” It helps protect product quality during manufacturing, shipping, storage, and normal consumer use, especially when packaging is opened repeatedly or fingers contact the product. FDA specifically notes contamination risks from raw materials, water, poor manufacturing conditions, ineffective preservation systems, packaging, storage, and consumer handling. Boosters are also valuable because they can help support the overall preservation strategy by improving formula robustness, lowering water activity, supporting multifunctionality, or making the preservative system perform more effectively in a given pH range or product format. In practice, this matters across skincare, body care, and hair care because lotions, creams, shampoos, conditioners, masks, and scrubs all pose different contamination risks depending on water content, packaging, and how consumers use them. Emulsifiers & Solubilizers Emulsifiers are essential when a product contains both oil and water, because those phases naturally want to separate. Functional ingredients such as emulsifiers help create and stabilize the interface between oil and water so a lotion, cream, or conditioner remains uniform, elegant, and usable throughout its shelf life. This is especially important in skincare and body care, where consumers expect creams and lotions to stay smooth, consistent, and easy to spread. Without an appropriate emulsifier system, a formula may separate, lose viscosity, show instability over time, or deliver an inconsistent sensory experience from one use to the next. Solubilizers play a related but slightly different role. They help disperse small amounts of oil-soluble materials such as fragrance, essential oils, or certain actives into water-based products, improving clarity, uniformity, and compatibility in products like facial mists, toners, micellar waters, scalp treatments, and body sprays. Surfactants & Cleansing Agents Surfactants are core cleansing ingredients because they help lift oil, soil, sweat, and debris from skin or hair so they can be rinsed away with water. The FDA defines cosmetic products as items intended for application to the human body for purposes such as cleansing and beautifying, without affecting the structure or function of the body. Similarly, Cosmetics Europe describes cosmetics as products used for cleaning, perfuming, protecting, or keeping the skin and hair in good condition. Together, these definitions highlight why cleansing systems are foundational in many personal care formats. In facial cleansers, body washes, hand washes, and shampoos, the surfactant system strongly influences foam profile, cleansing strength, rinsability, mildness, and after-feel. A well-designed cleansing system matters because consumers want a product that removes buildup effectively without leaving skin feeling stripped or hair excessively dry, tangled, or dull. Surfactants can also support secondary functions beyond cleansing. Depending on the formula, they may contribute to emulsification, solubilization, wetting, or improved spread of ingredients, which is why surfactant choice often shapes both performance and user experience in skincare, body care, and hair care products. Active & Functional Ingredients Active and functional ingredients are often the reason consumers choose one product over another, because they are tied to the visible cosmetic story of the formula. These ingredients can help moisturize, soften, smooth, brighten the look of skin, improve the feel of hair, reduce the appearance of dryness, or support other appearance-related cosmetic benefits, depending on the intended creation in the finished product. At the same time, brands need to communicate these benefits carefully. The FDA states that cosmetic labeling claims must be truthful and not misleading, and that if a product is marketed with claims about treating or preventing disease or affecting the structure or function of the body, it may be regulated as a drug rather than only as a cosmetic. In addition, the Federal Trade Commission (FTC) oversees cosmetic advertising and requires that marketing claims, whether on labels, websites, or educational content, are truthful, not misleading, and supported by appropriate substantiation. That distinction is important for blog education and product marketing. In skincare, body care, and hair care, functional ingredients can absolutely be important to the consumer experience, but the language around them should stay within cosmetic territory unless the product truly meets drug requirements. Safer blog phrasing usually focuses on appearance, feel, moisturization, cleansing, conditioning, or cosmetic enhancement rather than treatment-style claims. Texture & Conditioning Agents Texture and conditioning agents are important because product performance is not only about ingredients on paper; it is also about how the product feels, spreads, rinses, and leaves the skin or hair after use. Functional ingredients such as thickeners and other texture-building materials help create the viscosity, body, suspension, and application profile that consumers expect from creams, gels, serums, shampoos, and conditioners. In hair care, conditioning agents help improve combability, softness, slip, and overall manageability, especially after cleansing. In skincare and body care, texture agents can make a formula feel richer, lighter, silkier, cushiony, or more structured, which directly affects how consumers judge quality and whether they will repurchase the product. These ingredients also support formula stability and consistency. A product that is too thin, too stringy, too heavy, or unable to suspend insoluble materials can feel unstable or low quality even if the rest of the ingredient deck is strong, so texture design is closely tied to both product aesthetics and commercial success. Emollients & Skin Conditioners Carrier oils and butters are important because they contribute to the emollience, skin conditioning, richness, spreadability, and barrier-supportive skin feel in many cosmetic products. Emollients and oils help smooth the skin, enhance spreadability, and reduce transepidermal water loss by forming a thin barrier on the skin surface, which is why they are commonly used in body butters, facial oils, balms, creams, conditioners, and hair applications. In skincare and body care, these materials help shape the sensory identity of a product, from light and fast absorbing to rich and occlusive. In hair care, they can help improve softness, gloss, lubrication, and manageability, especially in conditioners, masks, styling creams, and oil-based finishing products. They also affect the way a formula is built. Oil and butter choice can influence polarity, oxidative stability, texture, absorption profile, compatibility with emulsifiers, and the overall aesthetic positioning of the product, so they are not just “filler” ingredients; they are central to both performance and brand identity. Why This Matters for Finished Products When these categories work together, they create a cosmetic product that is safer, more stable, more pleasant to use, and more likely to meet consumer expectations. Preservation protects the formula, emulsifiers and solubilizers hold systems together, surfactants cleanse, active and functional ingredients support the cosmetic story, texture and conditioning agents improve feel and usability, and oils and butters shape the emollience and sensory performance. That is why strong product development in skincare, body care, and hair care is not just about selecting trendy ingredients. It is about building a balanced formulation system in which safety, stability, aesthetics, and compliant cosmetic positioning all support each other from concept through commercialization.

Many consumers avoid products with “alcohol” in the ingredient list because they assume it will dry, irritate, or strip the skin. That assumption is understandable, but it is not always correct. In cosmetic chemistry, the word alcohol can refer to very different ingredient types with very different functions. The truth is simple: not all alcohols are the same. Some are volatile solvents used for quick-drying performance, while others are fatty alcohols that help condition, thicken, and stabilize formulas. Solvent Alcohols vs. Fatty Alcohols Type Common Examples Primary Function Skin Feel Typical Use Solvent alcohols Ethanol, Alcohol, Alcohol Denat., SD Alcohol Solvent, delivery aid, fast-drying feel Light, evaporative, may feel drying in some formulas Toners, sprays, clarifying products, clean-feeling finish Fatty alcohols Cetyl Alcohol, Cetearyl Alcohol, Stearyl Alcohol, Behenyl Alcohol Emollient, thickener, texture enhancer, stabilizer Soft, creamy, conditioning Creams, lotions, conditioners FDA notes that in cosmetic labeling, “alcohol” by itself refers to ethyl alcohol, and products labeled “alcohol free” may still contain fatty alcohols such as cetyl, stearyl, or cetearyl alcohol. CIR safety reviews and Cosmetics Info summaries also identify fatty alcohols as safe cosmetic ingredients used for structure and skin feel. Why Consumers Get Confused The confusion usually comes from the fact that the same word covers two completely different ingredient families. Solvent alcohols can be drying in high amounts or in poorly balanced formulas, so understanding the chemistry and how to create alcohol preserved products is important. Consumers often generalize that concern to every ingredient with “alcohol” in its name; but fatty alcohols behave more like waxy conditioning agents than like the solvent alcohol people associate with sting or dryness. This is where myth-busting matters. A product containing cetyl alcohol is not “high alcohol” in the way consumers usually mean it, and it is not automatically harsh. In many formulas, fatty alcohols actually improve comfort, cushion, and emulsification, and allow the product to be considered “alcohol free”. What Each Type Does in a Formula Solvent alcohol can help dissolve ingredients, improve spreadability, and create a lighter finish. They are often useful in products where quick drying or a fresh sensory profile is part of the design. Their impact depends on concentration, the rest of the formula, and the intended product type. Also, some active ingredients are only soluble in ethanol, and therefore it must be used to incorporate some ingredients. Fatty alcohols serve an entirely different role. They help build viscosity, support emulsions, reduce slip, and contribute to a rich, elegant texture. In lotions, creams, and conditioners, they are often part of what makes a product feel luxurious and stable rather than greasy or thin. A Better Way to Read Ingredient Lists Instead of reacting to the word alcohol alone, read the ingredient in context. “Alcohol Denat.” or “Ethanol” points to a solvent alcohol, while cetyl, cetearyl, stearyl, or behenyl alcohol usually indicates a fatty alcohol. FDA labeling guidance and ingredient examples make that distinction clear. For brands, this matters because education builds trust. Consumers are more likely to purchase when they understand that ingredient choice is based on function, not fear. For B2B buyers, this is also a formulation credibility issue: the right alcohol can improve product performance, stability, and sensory appeal. The Bottom Line Alcohol is not a single ingredient story. In cosmetics, the type of alcohol, its level of use, and its role in the formula determine whether it is serving as a solvent or as a skin-conditioning support ingredient. When brands explain that difference clearly, they help consumers make smarter decisions and reduce unnecessary fear around ingredient lists. That is good education, good marketing, and good formulation practice. Customer-Facing Short Version Not all alcohols in cosmetics are drying. Some, like ethanol or Alcohol Denat., are solvent alcohols used for fast-drying formulas, but when used correctly, are not used to dry the skin. Fatty alcohols like cetyl alcohol and cetearyl alcohol help moisturize, thicken, and stabilize creams and lotions. So, when you see “alcohol” on a label, don’t assume the product is harsh. The type of alcohol matters, and in many formulas, it plays an important role in texture, performance, and overall skin feel.

A Practical Guide for Brands Launching or Expanding a Cosmetic Line If you’re building a skincare, hair care, or body care brand, you’ve likely come across the term cosmetic base company in your research. It can sound technical; or even a little mysterious, but the concept itself is straightforward. Understanding how cosmetic base manufacturing works can help you avoid costly missteps and bring compliant, professionally made products to market more efficiently. Let’s break it down. So, what exactly is a cosmetic base company? A cosmetic base company (sometimes referred to as a cosmetic base manufacturer) develops and produces ready-to-use or customizable product formulations, commonly called bases, that other businesses sell under their own brand name.  A base is not a sketch or a starting idea; it is a finished formulation framework. Creams, lotions, gels, balms, conditioners, and scrubs have already been developed, stability tested, and manufactured to professional standards before you ever touch the label design. White Label vs. Private Label Cosmetics: what is the difference? You'll often hear these two terms used alongside "cosmetic base company," and they describe two different service models:  White label cosmetics use preexisting base formulations that are available as is. Multiple brands may purchase the same base, apply their own branding, scent selections, and packaging, and sell the finished product under their own name. This approach offers the fastest and most cost effective route to market because the formulation work is complete before you enter the picture. Private label cosmetics involve a higher level of customization. The base company adjusts an existing formulation (or develops a variation) to meet your specifications. This might include changes to scent profile, texture, ingredient emphasis, or performance characteristics. In most cases, the resulting formulation is exclusive to your brand. Both models let you sell finished cosmetic products under your own brand without building a lab or hiring a formulation chemist. The right choice depends on your budget, timeline, and how differentiated you want your product to be. Why do brands work with a cosmetic base company? There are several practical reasons this model works well, especially for emerging and growing brands: Lower startup costs. Developing cosmetic formulations from scratch requires raw material sourcing, laboratory equipment, dedicated workspace, testing, and compliance oversight. Working with a cosmetic base company eliminates many of those fixed costs, allowing early budgets to be directed toward brand development, packaging, and market entry instead. Formulation expertise. Established base companies employ formulators who understand ingredient interactions, pH balance, emulsification systems, preservation strategies, and long-term stability. That expertise is embedded in the product you receive; without needing to build or manage a formulation team internally. Faster time to market. Because the formulations are already developed (or nearly so), you can move from concept to finished product much more quickly than if you were starting with raw ingredients and an empty beaker. Scalability. As your brand grows, a base company can scale production with you, from small initial orders to larger volumes, without requiring you to invest in additional equipment or facility space. Regulatory support. Cosmetics in the United States are regulated by the FDA and the FTC. A reputable base company understands these requirements, from proper ingredient labeling and INCI naming conventions to the Modernization of Cosmetics Regulation Act (MoCRA) and can provide documentation to help you stay compliant. What Should You Expect from a Quality Base Company? Not all base companies are created equal. When evaluating a potential manufacturing partner, here are some things worth looking for: Transparency about ingredients. A good base company should be upfront about what goes into every formula such as full ingredient lists, INCI names, and any relevant documentation such as Safety Data Sheets (SDS) or Certificates of Analysis (CoA). Compliance knowledge. They should understand FDA cosmetic labeling requirements, FTC guidelines around product claims, and ideally have familiarity with international regulations if you plan to sell outside the U.S. Quality manufacturing practices. Look for companies that follow Good Manufacturing Practices (GMP) and maintain clean, organized production environments. Consistency from batch-to-batch matters. Education, not just products. The best manufacturing partners don't just hand you a product and walk away. They help you understand what you're selling, what each ingredient does, how to store and handle the product, and what claims you can (and can't) make about it. Flexibility. Whether you're a brand just starting out or an established company expanding your line, a good base company should be able to meet you where you are, with manageable minimum order quantities and room to grow. A Few Common Misconceptions "Using a base company means my products aren't really mine." Your brand identity, pricing, positioning, customer relationships, and marketing strategy belong entirely to you. The base company functions as a behind the scenes manufacturing partner. Many respected beauty brands operate this way as it’s a standard industry model, not a shortcut. However, the formulation intellectual property typically remains with the manufacturer unless otherwise agreed. "White label means low quality." Quality depends on the manufacturer, not the business model. A well-formulated white label base from a reputable company can be just as effective and well-made as a custom formulation. What matters is the integrity of the ingredients, the preservation system, and the manufacturing process. "I don't need to worry about regulations if the base company handles manufacturing." This one is important. Under MoCRA, the brand owner (often referred to as the "responsible person") holds regulatory obligations for the finished product, including proper labeling and safety substantiation. A good base company will support you with documentation and guidance, but ultimately, compliance responsibility rests with the brand bringing the product to market. Is a Cosmetic Base Company Right for You? If any of the following sounds familiar, working with a base company is worth exploring: You want to launch a skincare, hair care, or body care line but don't have the resources to build your own manufacturing operation. You have a brand vision but need a formulation partner to bring it to life. You value transparency, compliance support, and working with a partner who will educate you along the way rather than just fill an order. At its core, a cosmetic base company exists to make professional cosmetic manufacturing accessible. It's a partnership model built on expertise, efficiency, and trust, and when you find the right one, it can be the foundation your brand is built on. Disclaimer: This content is for general educational purposes only and does not constitute legal, regulatory, or compliance advice. Brand owners are responsible for ensuring their finished products, claims, and labeling comply with all applicable FDA, FTC, and local regulations.

What are polysorbates? Polysorbates are nonionic surfactants that function primarily as solubilizers and auxiliary emulsifiers in cosmetic, personal care, and some food and pharmaceutical products. They are especially useful for incorporating small amounts of essential or fragrance oils into water‑rich systems such as room sprays, body mists, and toners. Sick of the “shake before use” factor in water-rich products? Polysorbates may be the solution you are looking for! Chemically, polysorbates are produced in two steps: sorbitol is first dehydrated to sorbitan, then ethoxylated (reacted with ethylene oxide) and esterified with a fatty acid. The number in the name (for example, “20” in Polysorbate 20) refers to the approximate average number of ethylene oxide units in the polyoxyethylene chain, while the fatty acid type is specific to the grade. Polysorbate 20: polyoxyethylene (approximately 20) sorbitan monolaurate, derived from lauric acid. Polysorbate 60: olyoxyethylene (approximately 20) sorbitan monostearate, derived from stearic acid. Polysorbate 80: polyoxyethylene (approximately 20) sorbitan monooleate, derived from oleic acid. Because they are nonionic and relatively mild, polysorbates are compatible with a wide range of anionic, cationic, and amphoteric surfactants and are used in products like facial mists, shampoos, body washes, and fragrances. Polysorbate 20 and Polysorbate 80 Among the polysorbates, Polysorbate 20 and Polysorbate 80 are the most commonly used in fragrance and essential‑oil solubilization. Polysorbate 20 (polyoxyethylene (20) sorbitan monolaurate) is a clear to pale yellow liquid, nonionic surfactant and solubilizer based on lauric acid. It is widely used to disperse light essential and fragrance oils into water or water/alcohol bases for body sprays, room sprays, and toners. Polysorbate 80 (polyoxyethylene (20) sorbitan monooleate) uses oleic acid instead of lauric acid and offers somewhat stronger solubilizing and wetting power, particularly for heavier or more hydrophobic oils. It is slightly darker in color, which can influence the appearance of very clear or color‑sensitive systems. In practice, many formulators prefer Polysorbate 20 when acceptable clarity can be achieved, especially in fine fragrance and clear spray formats, and choose Polysorbate 80 when the oil blend is more challenging to solubilize. How to use polysorbates in formulations Polysorbates are typically used to keep essential oils and fragrance oils evenly dispersed, reducing or eliminating “shake before use” separation in water‑rich products. They are best suited to systems where the oil phase is relatively low (for example, sprays, toners, micellar waters) rather than high‑oil emulsions that require dedicated primary emulsifying waxes. Practical usage guidance for essential/fragrance oils: Pre‑mix the polysorbate with the essential or fragrance oils before adding this blend into the water or water/alcohol base. A starting point for many systems is a 1:1 ratio of polysorbate to oil by weight (for example, 1 g polysorbate 20 to 1 g essential oil). Depending on the specific oil blend and desired clarity, you may need to increase to 2:1 or 3:1 polysorbate: oil. Some essential oils will remain slightly cloudy even with higher ratios, while others solubilize to a clear solution. If cloudiness or solubility issues occur, you can: Ensure the polysorbate/oil mix is fully uniform before adding to the base. Add the blend into the water phase with gentle mixing. In some cases, gently increasing the processing temperature improves solubilization. Ready to practice? Click here for our favorite Room Spray Recipe. For education/testing, here are some general considerations to follow when creating a room/body spray: Base: 64 oz of a water‑based body and linen spray base that already contains a small amount of polysorbate. Add‑ins: 1.5 oz essential oil blend + 1.5 oz Polysorbate 20 (1:1 ratio), pre‑mixed, then incorporate into the base with thorough mixing This type of ratio and process is consistent with common practice for essential il‑based sprays, but every formula should be validated for clarity, stability, and, where applicable, dermal exposure limits for specific essential oils. Want help choosing the right solubilizer system? If you tell us your base type (water-only vs alcohol/water), your fragrance/essential oil load, and whether you need crystal clarity or “acceptable haze,” we can recommend a starting approach (Polysorbate 20 vs 80, ratio range, and any compatibility watchouts). Don’t hesitate to reach out to our Customer Success Team! Safety and trace contaminants Polysorbates have a long history of use in cosmetics and have been evaluated by safety review bodies as safe for use at typical cosmetic concentrations when properly formulated. They are widely used in leave‑on and rinse‑off personal care, as well as in some food and pharmaceutical applications, which supports their general tolerability at normal use levels. Because polysorbates are produced via ethoxylation, they can contain trace amounts of process‑related byproducts such as ethylene oxide and 1,4‑dioxane. Regulatory authorities, including the U.S. FDA and the EU’s Scientific Committee on Consumer Safety, recognize that modern manufacturing and purification methods can reduce 1,4‑dioxane to very low levels (for example, below about 10 ppm) and consider such trace levels acceptable in finished cosmetics.

Alcohol can be a polarizing topic in cosmetic formulation. Consumers often associate it with dryness, while formulators know ethanol has long served useful technical roles when applied thoughtfully. In this blog, we take a practical, science-grounded look at where ethanol can add value: how it behaves in a complete system, how it can support preservation, and what to keep in mind to protect product quality and user experience. How We Think About Ethanol in Formulation In select formulas, we work with domestically produced ethanol alongside botanical extracts, essential oils, and other functional ingredients. Ethanol’s contribution depends on the full context such as formula composition, water activity, pH, packaging, manufacturing controls, and intended use. Because context matters more than any single input, we validate performance with appropriate testing rather than assumptions. What Ethanol Can Do (When It’s a Good Fit) Botanical extraction = Ethanol is an effective solvent for extracting aromatic and bioactive constituents from plant materials, enabling vivid, stable botanical extracts with consistent quality. Solubilization and uniform distribution = As a solvent and carrier, ethanol helps dissolve compatible ingredients and distribute them evenly, supporting clarity, consistency, and batch-to-batch reliability. Sensorial and formulation support = In products like toners, mists, and light emulsions, ethanol can contribute to texture, quick dry down, and easy spread, which is all useful when you want a light finish without heavy residues. Ethanol Within a Preservation Strategy Ethanol concentration alone doesn’t determine preservation success. Microbial control in water containing cosmetics is multifactorial. It’s influenced by water activity, pH, chelating agents, co-formulants (such as humectants or organic acids), packaging that limits ingress, clean manufacturing, and the end user’s handling of the product. Used as part of a broader system, ethanol can help reduce microbial growth, especially when supporting conditions are in place. We verify preservation performance through testing and in process and finished product quality controls. It’s a simple principle: integrate thoughtfully, then test. Skin Feel, Balance, and User Experience Perceptions of “drying” are influenced by ethanol level, frequency of use, and overall formula balance. Pairing ethanol with humectants, emollients, and skin conditioning ingredients can maintain a comfortable after-feel for many users. Safety and Health Context Discussions about alcohol often relate to beverage alcohol and systemic intake. Topical cosmetic use is a different exposure route with different considerations. As with all cosmetic ingredients, safety depends on concentration, product format, area of application, and frequency of use. We evaluate safety at the finished product level, aligned to intended use and supported by appropriate testing and documentation. Regulatory and Labeling Considerations In cosmetic ingredient declarations, ethanol appears as “Alcohol” or “Alcohol Denat.” following INCI nomenclature and regional requirements. When ethanol contributes to microbial control, it functions as part of the preservation system, even if it also acts as a solvent, carrier, or sensorial aid. Preservation, safety, and performance claims should be supported by data. Our Preservation Philosophy Every water containing cosmetic requires a robust, well designed preservation strategy. We approach preservation holistically: ingredient compatibility, processing controls, bulk packaging choices that limit contamination, and the realities of consumer use. Key Takeaways Ethanol is multifunctional. It can support extraction, solubilization, sensorial attributes, and microbial control: when used with intention and verified by testing. System over single ingredient. Preservation performance is about the whole design: formula, packaging, manufacturing, and user behavior. Balance drives experience. Pairing ethanol with humectants and emollients can help maintain a comfortable after-feel suited to the product’s purpose. Validate, don’t assume. Real world performance is confirmed through preservative efficacy testing and finished product quality and safety evaluations. Every formulation is different. If you’d like to talk through how ethanol may or may not fit into your product design, we’re happy to share our experience and help you evaluate options grounded in science, testing, and real-world use.

If you already have a cream or lotion base you love, Retinyl Palmitate (Vitamin A Palmitate) is a common cosmetic “booster” used to support mature skin positioning and help improve the look of skin texture and visible signs of dryness. Many brands use this kind of “booster style” customization to create line extensions efficiently, starting with a proven base, then adding a small percentage of a targeted ingredient to support a specific product story. Equipment you’ll need Beaker (or sanitized mixing container) Mixing tool (spatula or overhead/hand mixer appropriate for small batches) Scale (strongly recommended for accuracy and batch to batch consistency) Difficulty level Very easy (benchtop example) Approximate yield 1 lb total (about 8 x 2 oz jars) Suggested packaging 2 oz jar, or Airless pump (preferred for light sensitive ingredients like vitamin A derivatives) Example Formula (0.5% Retinyl Palmitate) This is a simple “add in” example using a finished cream base. Ingredient Weight (lb) % Antioxidant Cream (or your chosen base) 0.9950 99.5% Retinyl Palmitate (Vitamin A Palmitate) 0.0050 0.5% Your final use level should follow your supplier’s ingredient guidance, toxicology support, and your target market requirements. Never exceed the maximum level supported by your safety assessment or raw material documentation. For brands selling into the EU/UK, vitamin A related compounds (retinol, retinyl palmitate, retinyl acetate) are evaluated using “Retinol Equivalents,” with specific concentration limits by product type. Always recalculate your finished formula level into Retinol Equivalents and confirm it complies with the latest EU/UK limits before marketing there. Also check whether your retinyl palmitate is supplied neat, prediluted, or encapsulated and follow your supplier’s specific incorporation instructions. Directions: How to Add Retinyl Palmitate to Creams & Lotions Weigh the cream base into a clean, sanitized beaker or container. Weigh the retinyl palmitate separately. Avoid “teaspoon” or “drop” measures for production: always use weight for consistency and scalability. Add the retinyl palmitate to the batch and mix until fully uniform, scraping sides and bottom as needed to avoid “hot spots.” Fill immediately into your chosen packaging and close promptly to limit air and light exposure. Processing tips Retinyl palmitate is oil soluble and light sensitive, so limit exposure to bright light during batching and filling, and consider packaging that reduces light exposure (airless, opaque or UV protective components). If you are adding it to a warmed base, add during cooldown (not at high heat) to help reduce degradation risk. For larger scale manufacturing, validate mixing time, shear level, and order of addition as part of your internal process development. Label friendly, cosmetic appropriate use directions (example) You can adapt the following as a starting point for US market cosmetic labeling (subject to your own brand voice and legal review): “Apply to clean, dry skin. Use as directed. For best results, introduce gradually (for example, every other night) and follow with daily sun protection. If irritation occurs, reduce frequency of use or discontinue.” This keeps you clearly in the cosmetic lane by focusing on appearance and comfort, not treatment or structural change. For EU/UK or other international markets, confirm if any additional advisory language (for example, vitamin A intake considerations) is required or recommended. Quality and compliance notes This is a benchtop customization example for educational cosmetic formulation purposes only. Any product intended for sale should be evaluated and documented under your own quality system, including at minimum: Stability and compatibility Appearance (color, opacity, phase separation, precipitation) Odor Viscosity / texture and spreadability Color shift or oxidation over time (including under light/heat stress) Microbiological control Preservative efficacy / challenge testing if you are changing the system, diluting preservatives, or opening it to contamination risk. Packaging compatibility Interaction with packaging (staining, paneling, swelling, leaching, odor pickup). Protection from light and air for vitamin A derivatives. Regulatory and safety support Verify that your vitamin A level is within the ranges supported by your raw material documentation and your internal safety assessment for your markets (US, and if applicable to EU/UK and others). Retinyl palmitate and retinol have been reviewed by expert panels as safe as cosmetic ingredients when used within the present practices of use and concentration; however, you are still responsible for ensuring the safety of your finished products under normal or reasonably foreseeable conditions of use. B2B disclaimer and next steps This information is provided for cosmetic formulation education and B2B benchtop development only and does not replace your own regulatory, toxicology, or legal review for the markets where you sell. Final claims, usage directions, and any caution statements should be reviewed by your internal or external compliance experts.

At NourishUs Naturals, one of the first questions we often hear when customers call us is: “Am I speaking to a real person?” We understand why. In a world where Artificial Intelligence (AI) is everywhere, it can be hard to tell what’s automated and what’s authentic. So let us be clear: when you call, email, or chat with us, you are always connecting with real humans. Our team believes deeply in the power of personal connection. Every order, formulation question, and production update is handled by knowledgeable people who live and breathe what we do here at NourishUs. We understand nuance, creativity, and care, and not because an algorithm tells us to, but because we genuinely care about your business and your brand’s success. We do use technology, including AI, to make our processes smoother and responses faster. That technology supports our people rather than replacing them. It allows us to spend more time doing what we love most, which is collaborating with you to build exceptional skin, hair, and body care products. And one more thing worth knowing: every NourishUs Naturals employee sees themselves as part of customer service. Whether we’re compounding products from scratch, filling packaging, or receiving and shipping orders, every team member plays a role in supporting you. Have questions or want to talk through your lineup? We’re happy to connect.