Nutricology Glucosamine Ssulfate, Vegicaps, 120-Count

What the brand says

Glucosamine is an important part of mucopolysaccharides, glycosaminoglycans, and proteoglycans, which are components of connective tissue. This formula provides a balanced combination of sodium and potassium salts of glucosamine sulfate. It is derived from the shells of crustaceans, and may not be suitable for individuals who are allergic to shellfish.