NOW® Solutions Joint & Muscle Cream is formulated for use on the skin surrounding active joints and muscles. This product contains glucosamine, a compound normally found in the articular cartilage of joints, as well as boswellia, capsacin, and methyl salicylate. These three active ingredients are combined for their skin care properties and for conditioning the areas around joints and muscles. It is a must for active individuals. NOW® Solutions products are not tested on animals.