Ascorbyl Tetraisopalmitate CAS 183476-82-6

As an efficient and gentle whitening and anti-aging core ingredient, VC-IP is the preferred ingredient for high-end efficacy skincare, suitable for all skin types, including sensitive skin and niacinamide intolerant skin. Its transdermal absorption rate is 16.5 times that of water-soluble vitamin C, which can quickly penetrate the stratum corneum and be hydrolyzed into active vitamin C by enzymes in the skin, continuously exerting its effects. Its formula compatibility is extremely strong, making it one of the core ingredients in the trend of "oil nourishing skin"

1. Whitening and spot lightening: Accurately inhibit the activity of tyrosinase, block the generation of melanin from the source, effectively improve the dull skin color, anti tanning after sun exposure, acne marks and spots after inflammation. Long term use can achieve even and bright skin color, which has been listed as the legal whitening active ingredient in Japan, South Korea and Taiwan, China.

2. Antioxidant and anti-aging: efficiently removes free radicals, prevents skin lipid peroxidation, reduces UV damage to cellular DNA, and provides photoprotection; Simultaneously promoting collagen synthesis in the dermis, inhibiting matrix metalloproteinase activity, improving fine and dry lines, enhancing skin elasticity and firmness, and resisting photoaging.

3. Gentle repair: extremely low irritation, with a risk factor of only 1, no need to establish tolerance, can soothe the skin, maintain the integrity of the skin barrier, adapt to daily care of sensitive skin, and also have the effect of softening the skin, enhancing the skin feel of skincare products.

Common application products: high-end whitening essence oil, anti-aging essence, face cream, lotion, sunscreen products, post sun repair products, facial mask, especially suitable for "oil skin care" dosage forms, can work together with nicotinamide, vitamin E derivatives, bose, peptides and other ingredients to enhance the efficacy of the product.

Recommended dosage: 0.1% -2.0% is recommended for resident products (face cream, essence), and the CIR assessment of the United States believes that the concentration is not higher than 4%, which is safe for use; It is recommended to add no more than 0.05% to cleansing and shampoo products, and to further enhance stability by combining 0.1-0.3% tocopherol and disodium EDTA in the formula.