L Carnitine, a nutrient and a dietary supplement, is an amino acid derivative that fuels metabolism in your body. Nature Life Nutrition L Carnitine Tablets are soul food for fitness enthusiasts that promote optimal weight management, encourage excellent sports performance, speed up metabolism, boost immunity and energy and enhance cognitive functioning. An amalgamation of Green Tea Extracts, Green Coffee Extracts, and Garcinia Extract, these tablets are an ideal choice for post-workout recovery and muscle performance. Convert your carbs into fuel and step up your energy, performance, and endurance!