Joint Health Supplement. Dasuquin combines NMX1000®* ASU (avocado/soybean unsaponifiables) and decaffeinated tea with Cosequins FCHG49®* glucosamine hydrochloride and TRH122®* low molecular weight chondroitin sulfate and MSM to provide the most comprehensive joint health management formula available for dogs. Each Chewable Tablet Contains: Glucosamine Hydrochloride 900 mg, Sodium Chondroitin Sulfate* (Low Molecular Weight) 350 mg, Avocado/Soybean Unsaponifiables* (ASU) Powder 90 mg. Each chewable tablet contains 800mg MSM (Methylsulfonylmethane).