I take L Carnitine for weight loss, it says not to take more then 1g per day, but I read online that i should have 2 4g per day to lose weight. What is My friend claims Natty, says closest thing he took to juice was L Carnitine. What's the verdict? : r nattyorjuice 6 Benefits of L Carnitine Injections MedHealth 360 L Carnitine Injections: A Clinical Guide for Practitioners National Medical Resources Inc Injectable L Carnitine > Oral L Carnitine BUT do you REALLY need it?, , I dont think so., , L Carnitine is a medicine often prescribed by doctors to patients with heart issues., , In theory, it L Carnitine 100mg ml 100ml