3-O-Ethyl-L-ascorbic acid/ good manufacturer

Vitamin C ethyl ether is a very useful vitamin C derivative. It is not only very stable in chemical substances, it is a non-discoloring vitamin C derivative, and it is a lipophilic and hydrophilic amphoteric substance, which greatly expands its Chemicalbook's suitable application range, especially in daily chemicals. 3-O-Ethyl ascorbic acid ether can easily enter the dermis through the stratum corneum. After it enters the body, it is easily decomposed by biological enzymes in the body to exert the biological effects of vitamin C.

Applications
Recommended for whitening and freckle removal products, anti-aging products, sunscreen products, essences, facial masks, lotions, etc.

Cu2+ acts on tyrosinase to inhibit its activity and block melanin formation;
Very effective in whitening and removing freckles (when added at 2%);
Resists inflammation caused by sunlight Chemicalbook and has strong antibacterial and anti-inflammatory effects;
Improve skin dullness and give skin elasticity;
Repair skin cell activity and promote collagen production.

Packaging and storage
Standard packaging:  100g/g, 1kg/package
Shelf life: 36 months
Storage conditions: Stored in a cool and dry well-closed container, keep away from moisture and strong light / heat.

Recommended dosage
0.1-2.0%, suitable for whitening and spot removal products, wrinkle removal and anti-aging products.
[Operational Suggestions] It is best to use it under pH 3.0-6.0 conditions for the best whitening and freckle removal effect.