Food supplement with a formula that acts synergistically with glucosamine , chondroitin and methylsulfonylmethane MSM to maintain and improve joint health . Dosage 3 tablets daily. ingredients 3 capsules provide on average : Vitamin C (as calcium ascorbate, ascorbic acid) 200mg Manganese (as glycinate) 20mg Glucosamine sulfate (as aminomonosaccharide) (from bovine cartilage, shark cartilage and/or crustacean shell) 1000mg MSM (methylsulfonylmethane) 1000mg Chondroitin sulfate (as glucuronic, N-acetyl-D-galactosamine 4-sulfate) 800mgOther ingredients : hydroxypropyl methylcellulose, dicalcium phosphate, stearic acid, magnesium stearate, pharmaceutical glaze.