Compounded Carnitine (L) Injection Empower Pharmacy Injectable L Carnitine How It Works & What to Expect? Injectable L Carnitine: What It Is, How It Works, and Who Should Use It Mesotherapy Cocktails, Exosomes Regenerative Skin Boosters L CARNITINE INJECTION American Regent Introduces Levocarnitine Injection, USP; FDA Approved, "AP" Rated, and Therapeutically Equivalent to Carnitor