Tirzepatide Vitamin B6 (Pyridoxine) Injection Kare Pharmacy Injectable L Carnitine How It Works & What to Expect? L CARNITINE Why we chose to bring this injection on it pairs GREAT with our weight loss program, is a stellar stand alone injection, and is absorbed much more effectively as injection. AND, Compounded Carnitine (L) Injection Empower Pharmacy Compounded Carnitine (L) Injection Empower Pharmacy Injectable vs Oral L Carnitine: Which Works Better? AWP