The Use of Whey Protein Concentrate in Baked Products

1 In the United States, protein is used by many athletes and body builders as the primary source for muscle building when it comes to training. Protein is also a popular macro-nutrient to be added to beverages and certain meal-replacement products. Protein is most commonly substituted into certain foods and beverages in the form of a whey protein concentrate (WPC). Whey protein is a more popular choice than soy protein with consumers because whey is noted for having more of a sweet aroma and a sweet, vanilla flavor when compared with soy protein (1). Whey protein also contains essential amino acids which make it a complete source of protein (2). Typically, WPC is consumed in drink mixes or meal bars that can be found in health stores. The purpose of this paper is to explore the substitution of WPC into foods other than popularly consumed powdered beverage mixes and meal bars. The addition of WPC and how it will increase protein levels in foods, specifically wheat-based products and baked goods, will be explored. Preparation methods, handling techniques and treatments, baking properties and flavor of WPC, as well as a comparison between soy and whey protein will be discussed. Flavor is a highly important quality to factor into the decision of adding any type of whey protein to a baked product. However, deciding which protein supplement to use can affect the overal