A precise 2000mg dose of
L-carnitine is shown to increase the concentration of androgen
receptors, which bind to free testosterone. Researchers in this study
theorized that it improved the uptake of testosterone into the muscle
cell.
3
The same 2000mg of L-carnitine is shown to be
effective in improving recovery after training in three separate human
studies through the reduction of muscle tissue damage.
4,5,6
