l Carnitine and heart disease ScienceDirect Role of carnitine in disease Nutrition & Metabolism Springer Nature Link Benefits of L carnitine injections are aplenty! This injection is a great way to boost your energy levels, help with weight management, and even promote healthy heart function. Studies show that Effects of l carnitine supplementation on blood pressure: a systematic review and meta analysis of randomized controlled trials Journal of Human Hypertension L Carnitine L carnitine tartrate supplementation in the fight against infectious disease