... -date technology of skin penetration. Its nutritional components such as Glucosamine Sulfate , Chondroitin Sulfate etc. Penetrate the skin deeply with its powerful infiltration function ... , then are directly absorbed by the joints. Ingredients: Glucosamine Sulfate , Chondroitin Sulfate, DMSO, Menthol, Natural Vitamin E, Seabuckthorn, Lanolin etc. Directions: First ...