Anyone else had any luck with these? Trying for the first time myself : r cfs Infrared Spectrum Distortion Phenomenon During the Crystallization Process of L Carnitine and a Quantitative Study Based on Machine Learning Organic Process Research & Development CoQ10 L Carnitine Fumarate, 60 capsules Pure Encapsulations VitalAbo Trimethylamine N Oxide in Aquatic Foods Journal of Agricultural and Food Chemistry 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 l carnitine Walgreens