What is L-carnitine capsule? In fact, it refers to a diet drug formed by wrapping a certain amount of L-carnitine inside the sugar coating. In addition to L-carnitine, it will also have other additional additives, except the powder ground by natural Chinese herbal medicines such as lotus leaves, and these ingredients are often unnatural and synthetic. It is precisely because these ingredients, if ingested into the human body, will further have certain side effects on the human body. Because L-carnitine capsules with various additives have no natural characteristics, they can't be called health care products or nutritional products. Instead, they should be called drugs. We know that L-carnitine capsules are toxic in three aspects. Since it is a drug, it means that if it is ingested for a long time, it will have a relatively large negative impact on the human body. The above is the answer shared by Bian Xiao on the topic of side effects of L-carnitine weight loss. Through the analysis, we all understand that taking L-carnitine capsules to lose weight will indeed cause certain side effects to the human body, and it is very discouraged to lose weight in this way.