Dietary l carnitine supplementation increases lipid deposition in the liver and muscle of yellow catfish (Pelteobagrus fulvidraco) through changes in lipid metabolism British Journal of Nutrition Cambridge Core Antioxidant, antiapoptotic, antigenotoxic, and hepatic ameliorative effects of L carnitine and selenium on cadmium induced hepatotoxicity and alterations in liver cell structure in male mice ScienceDirect L carnitine is an amino acid derivative that plays a crucial role in the body's energy production processes. As an injectable supplement, L carnitine has been employed to support various health conditions, including heart Systemic regulation of L carnitine in nutritional metabolism in zebrafish, Danio rerio Scientific Reports