(Med-Vet Pharmaceuticals) Coflxin Concentrate supplies pure pharmaceutical grade joint support ingredients. Each 3.3 gm scoop provides 2200 mg glucosamine sulfate, 650 mg chondroitin sulfate, and 12.5 I.U. vitamin E. Coflxin aids in the metabolic synthesis of the glycosaminoglycans. Anti-oxidants act as a free radical (tissue toxin) scavenger. Feed 1 scoop twice daily. Dosage may be doubled for the initial 21-28 days.