... chondroitin sulfate, protein 3, functional food 4, Treat arthritis Collagen Type II [Specification] Edible Level[ Origin] Chicken cartilage, shark cartilage[ ... White or like white Power, slightly salty, odorlessness, hydrophilic.Insoluble in acetone, ethanol and other organic solvents.[Shelf-life] 36 months ... the growing of young generation and so on. Collagen Type II, The sole supplier in China