1, 100%chicken sternum 2, rich with hyaluronic acid, chondroitin sulfate, protein 3, functional ... Chicken cartilage, shark cartilage[Ingredient]Chondroitin sulfate, hyaluronic acid and protein[Feature] White or like white Power, ... slightly salty, odorlessness, hydrophilic.Insoluble in acetone, ethanol and other organic solvents.[Shelf-life] ... . Collagen Type II, The sole supplier in China