Hello Andy,Is L-carnitine and amino acid same?As L-carnitine increase HB is it workable for my child?I also found that "L-carnitine supplements improves behavioral symptoms of ADHD and Autism Children." http://www.nutraingredients-usa.com/Research/L-carnitine-helps-kids-with-autism-study-findsMy babies Plasma Ammonia result is 80.00 umol/L. This test have any connection with L-carnitine ?Could you pls clear my concept and give your valuable advice..