Most Popular Majors at Harvard for Bachelor's Degrees Social Sciences: 38%Biology: 12%History: 9%Psychology: 8%English: 6%Physical Sciences: 6%Mathematics: 5%.
Common protein rich foods can include: 1  Milk. 2  Soy Milk. 3  Eggs. Cheese. 4  Yogurt. Peanut Butter.  Lean Meats, Fish, and 1  Poultry. Beans, Tofu, Lentils, and other Legumes.  Grains, including bread 1  and pasta. Nuts and  Seeds.
Sources of Protein. Foods rich in proteins include animal-based foods such as meats, poultry, fish, eggs and dairy products. Among plant-based foods, the best protein sources include legumes such as beans, peas, peanuts and especially soybeans and soy-based foods.nder-consumption of protein is rare in the United States, and can lead to malnutrition and serious illness.