L Carnitine Side Effects: Common, Severe, Long Term L CARNITINE 300 MG ML ( L CARNITINE ) 30 ML SYRUP BOTTLE L carnitine tartrate supplementation in the fight against infectious disease Carniact Q10 Tablet: Uses, Features, Side Effects, Precautions Kogland If you are like a lot of people, you may have never heard of carnitine but this important nutrient is critical for our body's ability to optimally burn fat required for energy.