If you are like a lot of people, you may have never heard of carnitine but this important nutrient is critical for our body's ability to optimally burn fat required for energy. Carnitine and Thyroid Disease page 1 Life Extension Carnitine Vegan Diets Sources Supplements & Deficiency Acetyl L Carnitine 500 mg ALCAR Amino Acid Supplement Vegan Capsul MOTHER NATURE SUPPLEMENTS