Nutrient Database

L-Isoleucine

amino acid

Approved

General information about nutrients. No diagnosis, no medical advice. If you take medication, are pregnant or have a medical condition, talk to your doctor before taking supplements.

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Overview

Branched-chain amino acid (BCAA), one of the three BCAAs alongside leucine and valine.

Top 5 food sources

Chickenbeefsalmoneggslentils
Expert consensus: Strong

Important BCAA typically supplemented as part of the BCAA trio. Adequate intake through protein-rich diet.