Protein — a major nutrient that builds and repairs body tissues, and forms muscles, enzymes, and hormones.
筋トレをするなら、タンパク質を十分に摂ることが大切だ。
If you do strength training, it's important to consume enough protein.
卵や豆は良質なタンパク質の供給源だ。
Eggs and beans are good sources of quality protein.
体の修復にはタンパク質が必要だと医師に言われた。
The doctor told me protein is necessary for the body to heal.