Carnitine Levels and Muscle Boosters The Paleo Diet Did you know L Carnitine is also in food, mainly from red meat. However, if you're mainly eating white meat, fruits and veggies, you might not be getting enough. Swipe left to see Revisiting the Role of Carnitine in Heart Disease Through the Lens of the Gut Microbiota New study links L carnitine in red meat to heart disease Harvard Health