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Amino acid

Leucine

Leucine is an essential branched-chain amino acid (BCAA) that comes from protein foods. It is mostly studied for its part in building muscle protein.

Also listed as L-Leucine

FitnessEnergy

Are leucine and amino-acid blends interchangeable?

The recovery trial tested a mixture of essential amino acids. Its findings cannot establish that a single-ingredient leucine powder would produce the same result. 1

Sources