L Carnitine Rayshine Beauty & Wellness Turning fat into energy isn't a dream. It's science Swipe to unveil the name of the supplement that helps . . . { L carnitine , fat loss , stamina , Role of L carnitine in the transport of long chain fatty acids through Download Scientific Diagram L carnitine is a naturally occurring amino acid structure that is made in the human brain, liver, and kidneys. L carnitine plays a critical role in energy production, as it converts fat into energy. L Carnitine is Underrated. New Meta Review Reminds Us Why.