In the double blind, placebo controlled, double crossover trial published in Prostaglandins, Leukotrienes & Essential Fatty Acids, boys diagnosed with ADHD were given acetyl L carnitine at 100 mg per kg of body weight per day, divided Liquid L Carnitine Energy, Metabolism & Fat Burning Injectable L Carnitine: What It Is, How It Works, and Who Should Use It Mesotherapy Cocktails, Exosomes Regenerative Skin Boosters L Carnitine Injection Levocarnitine IV Amazon.com: MCCosmetics NY Prof. L Carnitine 20% 10 x 5ml Ampoules Professional Cosmetic Treatment for Smooth and Toned Skin Look Made in Spain : Health & Household