Factory Supply Tretinoin Vitamin A Acid

Quick Details Port: Any port in China Payment Terms: L/C,D/A,D/P,T/T,Western Union,MoneyGram, Online Supply Ability: 3000 Kilogram/Kilograms per Month Form: Powder Color: White Product Name: Vitamin A Shelf life: 2 Years Grade: Phamaceutical Grade Standard: In house,USP,JP,EP,BP Specification: 99%HpLC Dosage Form: Powder Function: Improve Eyesight Type: vitamins Test Method: HPLC/UV Melting point: 242~246°C Certificate: ISO Packaging Detail: 0.5kgs/Al-foil bag 1.0kgs/Al-foil bag 2.0kgs/Al-foil bag 5.0 kgs/Al-foil bag 25.0 kgs/drum or upon customers’ request.   Vitamin a / vitamin a and d capsules / vitamin a cream   Introduction Vitamin A is a group of unsaturated nutritional organic compounds, that includes retinol, retinal, retinoic acid, and several provitamin A carotenoids, among which beta-carotene is the most important. Vitamin A has multiple functions: it is important for growth and development, for the maintenance of the immune system and good vision. Vitamin A is needed by the retina of the eye in the form of retinal, which combines with protein opsin to form rhodopsin, the light-absorbing molecule, that is necessary for both low-light (scotopic vision) and color vision. Vitamin A also functions in a very different role as an irreversibly oxidized form of retinol known as retinoic acid, which is an important hormone-like growth factor […]