Whey protein may help you lose body fat, reduce hunger, and preserve your muscles. GNC has a huge assortment of whey protein powder from the best brands. If you're looking for the best protein powder, packets, tubs, bars, or whey isolate - we've got you covered. Our variety of whey protein flavors include chocolate, vanilla, french vanilla, strawberry, peanut butter, rocky road, banana cream, cookies & cream and more. GNC has many sizes and brands of protein powder, and we make it easy to filter by brand, flavor, price, and dietary needs. Order your whey protein today!