L carnitine is an amino acid derivative that plays a crucial role in the bodys energy production processes. As an injectable supplement, L carnitine has been employed to support various health Role of L carnitine in exercise training: Anti inflammatory, antioxidant, and metabolic interactions ScienceDirect L Carnitine Injection Levocarnitine IV How to Self Administer Subcutaneous & Intramuscular Injections Injectable vs Oral L Carnitine: Which Works Better? AWP