Glucosamine sulfate is a natural sugar found in and around the fluid and tissues that cushion your joints. This tissue is called cartilage. Glucosamine is also found in the hard covering of shellfish. Glucosamine sulfate supplements are often made using shellfish.
Potassium chloride (KCl, or potassium salt) is a metal halide salt composed of potassium and chlorine. It is odorless and has a white or colorless vitreous crystal appearance. The solid dissolves readily in water, and its solutions have a salt-like taste