Natrol s Cetyl Pure is an exclusive & patented blend of cetyl myristoleate a naturally occurring fatty acid. This revolutionary compound works to lubricate joints & helps to promote mobile joint function. Cetyl Pure is a cuttingedge compound that promotes the relief of joint discomfort following exercise. With age the ability to produce some of the nutrients necessary for joint function & cartilage building declines. Cetyl Pure helps to nourish & maintain the natural lubricating flu