Used in dietary supplements to support energy metabolism by helping transport fatty acids into mitochondria for oxidation. Commonly taken to boost athletic performance, reduce muscle fatigue, and support weight loss. Employed in pharmaceuticals for treating carnitine deficiency disorders. Added to infant formulas to support normal development. Utilized in cell culture media for biopharmaceutical production due to its role in cellular energy production. Also found in some veterinary products to improve health and performance in animals.