sorry to break it to ya but no one can answer your question it's just
jk but i am serious about the part that most people cant answer it beacuse you did not mention the section you are talking about. but it would if you added some detail and were a bit more specific.
protein makes up the building blocks of organs, muscles, skin, hormones and pretty much everything that matters in your body.
some choices are:
so pretty much meat, dairy, nuts, and grains.