L Carnitine: How can it help your sports performance? Acetyl L Carnitine 500 mg Supplement Energy, Cognitive Support Country Life Vitamins Full article: Acetyl L carnitine: from a biological curiosity to a drug for the peripheral nervous system and beyond Acetyl l carnitine plus propionyl l carnitine improve efficacy of sildenafil in treatment of erectile dysfunction after bilateral nerve sparing radical retropubic prostatectomy Urology Did you know L carnitine, a vital amino acid, is naturally produced by your body and found in various foods? While acetyl L carnitine (ALCAR) can be a beneficial supplement for some, most people get