This is a test of commonsense. Complete the next sentence:

How to go vegetarian as a senior citizen
Eat protein dense foods.
Protein gets more important as you age. While many people are concerned with protein intake with a vegetarian diet, it's easy to get enough protein if you make a point of eating protein rich foods throughout the day.
Beans, soybeans, and peanuts are an excellent source of nutrients in addition to protein. Soy-based products can be used as a meat or dairy substitute.