Like most beans, garbanzo beans contain a healthy amount of protein. Just 1/2 cup of garbanzo beans contain 7 grams of protein. Why is protein so important? Because protein contains amino acids, which are building blocks for tissue and essential nutrient for the repair of cells and building new ones. In this quinoa and garbanzo bean salad you get plenty of protein, and not just from the beans, but also from quinoa, which is high protein and is packed with nine essential amino acids for your body.