L-carnitine is a carrier of fat, which can help the body consume fat. L-carnitine can't be satisfied when the human body is exercising vigorously. L-carnitine can be supplemented when necessary, which can effectively accelerate the metabolism of fat and achieve the purpose of losing weight. If you have abnormal liver and kidney diseases or abnormal edema, it is not recommended to lose weight in this way, which can easily lead to the aggravation of your own condition. In addition, it is suggested to control diet reasonably and strengthen exercise.