Natrol Cetylpure is a revolutionary product that helps lubricate joints and promote mobile joint function. It also helps nourish and maintain the natural lubricating fluid in joints and cartilage. Natrol CetylPure contains patented cetyl myristoleate. 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. Natrol's CetylPure helps to nourish and maintain the natural lubricating fluid in joints and cartilage. No yeast, wheat, milk, egg, soy, gluten, artificial colors or flavors, added sugar or preservatives.