L carnitine is a naturally occurring amino acid structure that is made in the human brain, liver, and kidneys. L carnitine plays a critical role in energy production, as it converts fat into energy. Systemic regulation of L carnitine in nutritional metabolism in zebrafish, Danio rerio Scientific Reports L carnitine ameliorates bile duct ligation induced liver fibrosis via reducing the nitrosative stress in experimental animals: preclinical evidences: Heliyon The adverse effects of long term l carnitine supplementation on liver and kidney function in rats L Liu, D M Zhang, M X Wang, C Y Fan, F Zhou, S J Wang, L D Kong, 2015 Which would you choose Lipolean for appetite control or L Carnitine for athletic performance? Lipolean Boosts metabolism & promotes fat burning Decreases appetite Enhances energy levels Supports Disruption of Brain and Liver Mitochondrial Function