General
bcaas
What does bcaas mean?
'Branched-chain amino acids' (leucine, isoleucine, valine) sold as a supplement claimed to support muscle building and recovery.
"He sips BCAAs during his workout, though the science is debated."
Origin
Supplement-industry term; biochemistry acronym.
Frequently asked questions
What does BCAAs stand for?
It stands for branched-chain amino acids — specifically leucine, isoleucine and valine — sold as a supplement for muscle building and recovery.
Do BCAAs actually work?
Their benefit is debated. If you already eat enough total protein, extra BCAAs may add little, since you're getting those amino acids from food.
When do people take BCAAs?
Often sipped during or around workouts, with the aim of supporting recovery and reducing muscle breakdown.
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