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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

Can food provide leucine?

Fish, meat, dairy, eggs, legumes and nuts contain leucine. Verbraucherzentrale cites an adult reference of 39 mg/kg body weight daily, generally supplied by adequate dietary protein. This is a total dietary reference, not a supplement dose. 1

Sources