L Carnitine 200mg Holistix Cartinex L Carnitine Ampoules for Injection for Vitamin Therapy 100% Pure Acetyl L Carnitine by Genetix Nutrition Essentials Nutrition Warehouse L Carnitine is an amino acid that supports weight loss as it is a fat burning supplement. L Carnitine Push is a direct and quick IV infusion procedure that can be done on a weekly L Carnitine is not a magic fat burner It won't melt fat, build muscle, or replace hard work. The only thing it burns is your money Stick to the basics