Tie By Vitamin E & Selenium Supplement for Horses PBS Animal Health Uckele Acetyl L Carnitine HCL 1 lb Closeout The Cheshire Horse Organnact Lightning Fuel Turbo Horse Supplement Organnact Shop L Carnitine Injection The Vet Shed Equimins L Carnitine Liquid L Carnitine is amino acid supplement that enhances energy production in performance horses. It works through 6 ways: Muscle level of L Carnitine influence the exercise capacity of a horse. L