Why Take Carnitine? NOW Foods Yes, L Carnitine works best once you take it before exercising and when you have calories to burn., But, it works just as well when you take it before sleeping., Get yours now! , L Carnitine Liquid L Carnitine Benefits: A Complete Research Based Guide Shapen You Sleep Time Fat Burner With L Carnitine For Weight Loss and Melatonin For Deep Sleep and Stress Relief, Green Tea Extract, 60 Veg Tablets for Men and Women, Belly and Shapen You Sleep Time Fat Burner With L Carnitine For Weight Loss and Melatonin For Deep 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