How can L Carnitine help in your Journey of Wellness? Osoaa 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 Functional roles of taurine, L theanine, L citrulline, and betaine during heat stress in poultry Journal of Animal Science and Biotechnology Springer Nature Link Contents of l carnitine and taurine in meat and animal origin products. Download Scientific Diagram Both taurine and L carnitine play roles in muscle function, and their combination could potentially enhance muscle health, recovery and weight management., Read more: