China Ascorbyl Tetraisopalmitate CAS 183476-82-6 Manufacturers, Supplier

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China Ascorbyl Tetraisopalmitate CAS 183476-82-6 Manufacturers, Supplier

Chemical Name: Ascorbyl Tetraisopalmitate
CAS No.: 183476-82-6
Molecular Formula: C70H128O10
Molecular Structure:

Molecular Weight:1129.76
Appearance:Colorless Transparent Liquid
Sample:Free samples are available

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Product Description

Typical Properties

Item	Specifications
Appearance	Colorless Transparent Liquid
Color（APHA)	100 max
Assay	98~102%
Refractive index（25℃）	1.459~1.465
Specific gravity	0.930~0.943
Heavy metals	NMT 10 ppm
Arsenic	NMT 2 ppm
Microbial limited tests	Bacteria ＜500 cfu/g
	Mildew and microzyme ＜100 cfu/g
	No escherichia coli should befound

Application

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.

Package

1kg/5kg/20kg/bottle

Storage

Store in a cool, dry, and well ventilated place, away from light and sealed. Keep away from strong acids, alkalis, and oxidants, and avoid mixing with odors and volatile chemicals. When stacking, keep away from the ground and walls to prevent moisture.

Frequently Asked Questions (FAQ)

Q1: What is the skin transdermal absorption capability of VC-IP?

VC-IP features exceptional skin penetration capabilities, with a transdermal absorption rate that is 16.5 times that of standard water-soluble Vitamin C. It quickly penetrates the stratum corneum and hydrolyzes into active vitamin C in the skin.

Q2: Is VC-IP safe for sensitive skin types?

Yes, VC-IP offers extremely low irritation with a risk factor of only 1. It requires no skin tolerance building, helps soothe the skin, maintains the skin barrier, and is suitable for sensitive or niacinamide-intolerant skin.

Q3: What is the recommended dosage for VC-IP in formulations?

A usage level of 0.1%–2.0% is recommended for leave-on products (creams, essences), with safety assessments approving up to 4%. For cleansing and shampoo formulations, no more than 0.05% is recommended.

Q4: Which cosmetic ingredients work well when combined with VC-IP?

VC-IP combines effectively with ingredients like nicotinamide, vitamin E derivatives, bose, and peptides to enhance overall product performance, especially in "oil skin care" formulations.

Q5: How should VC-IP be properly stored?

It should be sealed and stored in a cool, dry, well-ventilated area away from light, strong acids, alkalis, and oxidants. Keep stacked packaging off the ground and away from walls to avoid moisture.