Know About L Carnitine Injections for Weight Loss Understanding the importance of taurine and L carnitine for dogs Animal Wellness Magazine When to Take L Carnitine for Optimal Training Benefits Transparent Labs 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 Most people think our L'Carnitine shots are just for weight loss but in reality they have a huge ton of different health benefits L Carnitine: aiding in fat metabolism enhancing exercise performance