Meet L Carnitine a naturally occurring amino acid that plays a key role in helping the body convert fat into usable energy. It works by transporting fatty acids into your cells to Did you know you can support your mitochondria through the foods you eat? These everyday foods can help boost metabolism, activate brown fat, and keep your cells firing: Red wine L Carnitine Linus Pauling Institute Oregon State University Foods such as red meat, egg yolks, and many other animal products contain high levels of choline and L carnitine. Choline is an essential nutrient, and L carnitine naturally occurs in nearly all your