Cosequin� plays an important role in maintaining optimal joint function. Cosequin� is an exclusive formula of three important ingredients: TRH122� low molecular weight chondroitin sulfate, FCHG49� glucosamine hydrochloride, and manganese ascorbate. These ingredients have been scientifically formulated to support and maintain the health of your horse's joints. Published studies have shown that the specific combination of ingredients in Cosequin� helps to maintain the structure of the cartilage while inhibiting the enzymes that break down cartilage. Available in 280 grams (84 scoops), 700 grams and 1400 grams.