Your body will have more amino acids available during training, BCAAs enter the bloodstream rapidly, bypass breakdown in the liver, and are readily taken up by active tissues (mainly muscle), and act as more fuel, BCAAs provide an additional fuel source for working muscle, as BCAAs breakdown for energy increases during prolonged exercise, at the same time L-Carnitine helps the body break down fatty acids and turn them into energy
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A rigorous 2026 review of the preclinical evidence, HGF/c-Met biology and CTE
& Schroth, G