L-carnitine is naturally present in the body and its job is to transfer fatty acids to mitochondria for burning and metabolism. When people have regular aerobic exercise, this supplement can facilitate and improve the burning of fatty acids. It works for some people and not for others. If you have regular aerobic exercise, should you take it for a week to see if it has a side effect or not? Some people get headaches and nausea after consuming it.
Some studies have shown that this supplement is suitable for people who have more slow-twitch muscle fibers in their bodies.
