L-Ascorbyl Palmitate (LAP)

Functions & Benefits

• Antioxidant: Neutralizes free radicals and protects skin lipids from oxidation (e.g., UV or pollution damage).

• Collagen booster: Converts to active ascorbic acid in the skin, supporting collagen synthesis and firmness.

• Skin brightener: Helps fade dark spots and even out skin tone by inhibiting melanin formation.

• Stabilizer: Protects oils and active ingredients (including Vitamin E) from rancidity and oxidation.

• Synergistic with Vitamin E: Regenerates oxidized tocopherol, enhancing antioxidant performance (“E + C synergy”).

Formulation Use

• Use level: 0.2 – 2%

• Phase: Oil phase or cool-down phase (pre-dissolved in a lipid)

• Solubility: Oil-soluble (use light esters or warm oils to dissolve)

• Processing temperature: ≤ 80 °C (avoid prolonged high heat)

• pH stability: 4 – 7

• Compatibility: Works well with Kojic Dipalmitate, Sepiwhite, N-Acetyl Glucosamine, Niacinamide, and Vitamin E.

Cosmetic Applications

• Facial creams / serums: Antioxidant, brightening, and anti-aging properties

• Sunscreens / after-sun care: Acts as a photoprotection booster

• Body lotions: Provides tone-evening and oxidative protection

• Hair oils / serums: Protects oils and colorants from oxidation