General term for protein as a nutrient, often used in health, fitness, and nutrition contexts. Synonymous with たんぱく質.
See also: タンパク質
You need protein to build muscle.
このプロテインバーは高タンパクで美味しい。
This protein bar is high in protein and delicious.
protein powder; protein supplement
Abbreviation of プロテインパウダー. Refers specifically to powdered protein supplements, commonly used in fitness and bodybuilding.
See also: プロテインパウダー
トレーニング後にプロテインを飲む。
I drink a protein shake after training.
どのプロテインが一番溶けやすいですか?
Which protein powder dissolves the best?
I drink a protein shake after training.
I try to take in a lot of protein to build muscle.
I mixed protein powder with water to make a shake.