Injectable L Carnitine: What It Is, How It Works, and Who Should Use It Mesotherapy Cocktails, Exosomes Regenerative Skin Boosters Most people dont know the difference between generic L Carnitine and a branded raw like Carnipure. But quality matters., Carnipure is used because its tested for purity, consistency, and exact L Carnitine Injection Levocarnitine IV Injectable VS Liquid L Carnitine. Which is better?