Acetyl L Carnitine is more thought of as a fat burner. It's actually powerful tool for athletes looking to improve endurance, energy, and mental performance. Here's how you can integrate it into your routine for ProCaps Laboratories Acetyl L Carnitine 400 Acetyl L Carnitine Mark Hyman, MD THORNE Acetyl L Carnitine 500 mg Supports Brain Function & Healthy Nerve Sensations in The Hands & Feet* Gluten, Dairy & Soy Free 60 Scientific Benefits of Acetyl L Carnitine (ALCAR)