Recommended for people who want to lose weight through exercise. People worried about fat content. People who don’t eat meat. People who tire easily. People who want to stay young. However, many consumers still have many doubts about L-carnitine. Some people even asked: Is L-carnitine meat? Why can it lose weight? Is it safe? Does L-carnitine have other benefits for the human body? L-carnitine is considered a "vitamin-like" nutrient. At the beginning of the 20th century, scientists discovered L-carnitine in muscle extracts, and later confirmed that it is an amino acid widely present in the human body. It participates in many metabolic processes of the human body and is responsible for the oxidation and metabolism of fat in the body.