NAF MSM is a natural supplement which helps to support the connective tissues that surround the joints. It is rich in bio-available sulphur which provides elasticity and supports the health of the tendons, soft tissue, muscles and ligaments. MSM is a natural product which provides what is found in a horse's natural diet but is often lacking through preserved forage and the processing of hard feed. It can be administered to all horses as a dietary supplement and, when fed the correct amounts, will be provided to the correct areas where it is mostly needed.