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A hydrophobic amino acid that is a constituent of most proteins. It is an essential nutrient in the diet of vertebrates.
- ‘Taking supplemental leucine with other essential amino acids from whey protein may accelerate muscular gains.’
- ‘Key essential amino acids are valine, leucine, isoleucine, tryptophan and methionine.’
- ‘The aspartate can be used as a precursor for the synthesis of other amino acids such as asparagine, threonine, isoleucine, leucine, valine, lysine, and methionine.’
- ‘The amino acids arginine and leucine are noncarbohydrate inducers of insulin.’
- ‘In simple terms, BCAAs are made up of three amino acids: leucine, isoleucine and valine.’
Early 19th century: coined in French from Greek leukos white + -ine.
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