<human>:  What are the best sources for finding high quality protein without the heavy cost?
<bot>: The best sources for finding high quality protein without the heavy cost are lean meats like chicken, turkey, and fish, beans and legumes, dairy products such as low-fat yogurt and cheese, and eggs. Other excellent sources of protein include nuts and nut butters, seeds, tofu, and tempeh. Protein powders such as whey and plant-based options are also available in a variety of flavors and affordable prices.