l carnitine l tartrate monograph L-Carnitine it aids in endurance L-CARNITINE
Description
Front Aging Neurosci 14:893159

Both FSH and LH levels were markedly reduced in the BPA 100 and BPA 300 groups compared to the control, with the BPA 300 group showing the most severe suppression (FSH: 0.1775 0.005 mIU/ml

J Am Med Assoc 1999;282:2305-12
Weber, K
Its the bioactive form of L-carnitine, a molecule your cells already use to move fat into mitochondria so it can be burned for energy

The final step in L-carnitine synthesis occurs primarily in the liver, and liver dysfunction decreases L-carnitine levels
