Each Soft Chew Contains: Glucosamine Hydrochloride* 99% (900 mg for Large Dogs, 600 mg for Small to Medium Dogs), Sodium Chondroitin Sulfate* (350 mg for Large Dogs, 250 mg for Small to Medium Dogs), Avocado/Soybean Unsaponifiables* (Asu) Powder (90 mg for Large Dogs, 45 mg for Small to Medium Dogs). Dasuquin Soft Chews Are Also Available for Dogs In Formulations Containing MSM (Methylsulfonylmethane). Dasuquin with MSM Contains 400 mg MSM for Small to Medium Dogs and Dasuquin with MSM Contains 800 mg MSM for Large Dogs. Reported On A Hydrous Basis. Standardized to Contain A Minimum of 30% of Avocado/Soybean Unsaponifiables.