Of course eggs are on this list. One egg has six grams of protein, as well as choline, which is a nutrient your body needs to create new cells. A dozen eggs will set you back a measly $4.71!
Canned beans are really cheap, right? Yes, but dried ones are even cheaper! A cup of them has around 15 grams of protein, with 220 calories in total. To complement your amino acids for muscle building, jut combine grains or other plant foods with beans and you’ll be set. This way, your body will get everything it needs to create new muscle. A 15oz can of beans only costs about $1.24!