Vitamin C (Ascorbic Acid)

• Water-soluble ascorbic acid — the most widely recognized form of vitamin C in consumer skincare
• Supports the appearance of brighter, more even-looking skin when incorporated into finished formulations
• Antioxidant properties contribute to formulation interest and consumer-recognized ingredient appeal
• pH-sensitive: performs optimally in acidic formulations (typically pH 2.5–3.5); stability planning is essential
• INCI: Ascorbic Acid

Intended Use

Designed as a raw ingredient for serums, creams, masks, toners, and water-based skincare formulations. Fills the vitamin C functional ingredient role in brightening-positioned or antioxidant-forward product lines.

Customization Notes

• Incorporate at desired usage rate into water-phase formulations; pair with stabilizing co-ingredients (e.g., ferulic acid, vitamin E) for enhanced stability
• Combine with complementary cosmetic ingredients like hyaluronic acid or niacinamide for multi-benefit serum bases
• Suitable for brands building vitamin C–focused skincare lines, brightening collections, or antioxidant-positioned product ranges

Option 1: Simple Vitamin C Powder Boost

1. Measure a small amount of ascorbic acid powder (a pea-sized scoop is a good starting point) into the palm of your hand.
2. Add 2–3 drops of water or your favorite serum and mix quickly with your fingertip until the powder dissolves.
3. Pat the freshly mixed solution onto clean skin, focusing on the face and neck. Follow immediately with moisturizer. Skin looks visibly brighter and feels energized.

Option 2: Formulator's Stabilized Serum Method

1. Dissolve the desired percentage of ascorbic acid powder into the water phase of your serum formulation, monitoring pH to keep it in the optimal acidic range (pH 2.5–3.5).
2. Pair with stabilizing co-ingredients like vitamin E or ferulic acid during formulation for enhanced stability.
3. Incorporate the vitamin C phase into your finished serum base and package in dark, airless containers to protect from oxidation and light.
4. The finished serum supports the appearance of brighter, more even-looking skin — a consumer-favorite ingredient story for any skincare line.

Option 3: Fresh-Mix Brightening Mask Additive

1. Mix a small pinch of ascorbic acid powder into your favorite rinse-off mask just before application — fresh mixing helps maximize the ingredient's potency.
2. Apply the enhanced mask to clean, dry skin and leave on for the mask's recommended time (typically 10–15 minutes).
3. Rinse thoroughly with lukewarm water. The vitamin C addition supports a visibly refreshed, radiant-looking complexion after removal.
4. Use this fresh-mix method once or twice a week as part of your masking ritual for best results.

INCI: Ascorbic Acid

Warning Statements:

For external use in cosmetic and personal care formulations only. Not for ingestion. Avoid direct contact with eyes. Handle using appropriate personal protective equipment (PPE) such as gloves, safety glasses, and lab coat. Store sealed in a cool, dry place away from direct sunlight and sources of heat. Keep the container tightly closed when not in use. Follow all applicable GMP guidelines when formulating and conducting stability and microbial testing.

Technical Specs:

• Appearance: Fine white crystalline powder
• Suggested Usage Rate: 0.5%-5% in most formulations
• Functions: Skin conditioning agent, formulation enhancer, antioxidant 
• CAS Number: 50-81-7
• Preserved With: Not applicable