These supplements come in different forms, including glucosamine sulfate and glucosamine hydrochloride, and are they are either derived from shellfish or made synthetically. Glucosamine sulphate ...

Each 8-ounce serving has 1,500 milligrams of glucosamine hydrochloride and 200 milligrams of chondroitin sulfate, along with green-tea extract and vitamins C and D. Orthopedic surgeon Kevin Stone ...