... MOQ:10KG White powder, Protein Min.95% Hydrolyzed Collagen, is a water-soluble protein that is the product of enzyme catalyzed of ... collagen. These are hydrophilic and help to keep moisture, maintain water-oil balance, make skin moisturized and soft, and keep it ... healthy hair, you should have supplement collagen. Collagen can form a thin film on hair surface and nourish the hair follicle ...