Whey protein powder is considered a complete protein because it contains all the essential amino acids. It is a by-product of the cheese making process. The main use of whey powder is to add color and flavor to food products.

Whey also acts as a food additive, as a thickener and thickener for many food products such as beef, chicken, sausage, soups, and stews. It is widely used in bakery products, fermented foods, curds, cranberries, cheese products, frozen desserts, sauces, salad dressings, confections, snacks, and beverages.