Usefulness of Carnitine Supplementation for the Complications of Liver Cirrhosis Brain carnitine deficiency causes nonsyndromic autism with an extreme male bias: A hypothesis Beaudet 2017 BioEssays Wiley Online Library Carnitine Acylcarnitine Translocase Deficiency Disorder DoveMed 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. Understanding L Carnitine Deficiency and Its Side Effects