What is L carnitine & What does it do to your body XXL I start taking l carnitine and creatine for my weight loss journey, is this combination good ? Are there any side effects? : r Fitness_India NativePath Creatine Powder, 5g with L Carnitine & Leucine Formula, Gluten Free, 30 Servings Walmart.com L Carnitine vs Creatine: Which Supplement Is Best for You? This combo is. L Carnitine helps your body use fat as fuel Creatine fuels strength, power, and performance A stronger, more efficient body! Educational purposes only. Not medical advice. Christine