... hyaluronic acid, chondroitin sulfate, protein 3, functional food 4, Treat arthritis Collagen Type II [Specification] Edible Level ... white Power, slightly salty, odorlessness, hydrophilic.Insoluble in acetone, ethanol and other organic solvents.[Shelf-life ... ] 36 months.[Usage]:Use in the field of Medical, Health products, Nutrition ... Collagen Type II, The sole supplier in China