Natrols CetylPure is an exclusive and patented blend of cetyl myristoleate, a naturally occurring fatty acid. This revolutionary compound works to lubricate joints and Enhances to promote mobile joint function. CetylPure is a cutting-edge compound that promotes the relief of joint discomfort following exercise. As our bodies age, the ability to produce some of the nutrients necessary for joint function and cartilage building declines. Natrols CetylPure Enhances to nourish and maintain the natural lubricating fluid in joints and cartilage.