Lh K9 Glucosamine 1gal Liquid supplements are convenient and assimilated into the body easily, offering faster results. For younger dogs, Glucosamine and Chondroitin aid in the prevention of arthritis while MSM promotes good general health. Does not contain sugar, starch, salt, wheat, yeast, corn, milk, or soy derivatives. One half ounce contains: 500 mg Glucosamine Sulfate, 400 mg Chondroitin Sulfate, 750 mg MSM, 10 mg Manganese. Can also be used on horses.