Codeage Liposomal Acetyl L Carnitine 500mg Supplement 3 Month Supply L Carnitine as Pre Workout Supplement: Guide The Science of Good Health L Carnitine injection is recommended at 1 ampule every 2 3 days for best results. The L Carnitine is taken intravenously either by normal injection or using a butterfly needle. After taking this L Carnitine, you L carnitine: Science Backed Benefits, Risks, and More Elevate your skincare routine With L Carnitine ampoules, help improve the look of skin texture and support a firmer looking appearance. Skin that looks smoother, more refined, and beautifully balanced #mccosmetics # lcarnitine #