With lower fat and therefore lower calorie content, lean meat is an excellent source of protein for seniors.
As one of the lowest-calorie yet protein-rich foods on our list, fish is a great option for seniors to boost their protein intake.
Other nutrient-rich and protein-packed foods to incorporate into your diet are low-fat dairy products.
A single, large, hard-boiled egg contains 78 calories and packs six grams of protein, proving once again that sometimes the best things come in small packages.
Scrumptious soybean options are a great plant-based addition to any diet in need of some protein. Considered a whole source of protein, soybeans provide the body with all the amino acids it needs.