Acetyl L Carnitine is a modified form of carnitine that has the dual benefit of supporting mental fatigue, improving mood levels and alertness as it crosses the blood brain barrier with ease while supporting EllieMD Weight Loss EllieMD L Carnitine: Ideal nutritional supplement for horses and dogs Acetyl L Carnitine Amazon.com: Cutler Nutrition Liquid L Carnitine Fat Burner Supplement with Acetyl L Carnitine & L Carnitine Tartrate Fat Burner Formula for Optimal Absorption, Energy & Muscle Support Watermelon Flavor : Health & Household Understanding the Side Effects of L Carnitine Injection and When to Seek Medical Advice