and muscle building. The panel concluded that there's no evidence supporting any weight loss claims and that whey protein is roughly as effective for building strength, muscle and lean body mass as other protein sources. Although whey proteins are responsible for some milk allergies, the major allergens in milk are the caseins. Whey cheese Whey cheese, such as ricotta, is produced from whey and is rich in whey protein (except for brunost). The whey protein accounts for about 40–45% of the solids content of ricotta. References External links Whey protein resources, National Dairy Council Whey Protein Healthnotes , University of California, San Diego Bodybuilding supplements Dietary supplements Mammalian proteins Cheese