HMB stands for beta-hydroxy beta-methylbutyrate. It is the newest supplement to hit the body building world. And it is gaining popularity rapidly. One of the body’s essential amino acid is where HMB comes from. It is basically a metabolite of leucine. Catfish, grapefruit and alfalfa are the primary foods that hold HMB is small quantities. HMB is being used by some of the renowned athletes and champions and are getting drastic results. The synthesis of muscle tissues is where the HMB affects the most. In response to exercise, HMB has the capacity to burn fat along with building muscle. It also helps in improving the strength of the muscles along with boosting endurance. It helps in increasing the muscle strength because the rate at which protein is produced in the body.