“Whey protein can be incorporated into infant nutritional products in different ingredient formats, including demineralised whey, whey protein concentrate, whey protein isolate and hydrolysed whey protein.” In more recent years, other forms of whey protein have been incorporated into more specialised infant nutritional products, such as whey protein isolate for formulating lactose-free products. “I believe the impact of the current market situation on infant formula will be low to moderate,” he says. Casein prices have risen as well, although not to the same extent as whey protein prices.” Booijink concludes: “In short, while higher whey prices do affect infant formula, the greater impact is likely to be felt in categories that depend heavily on highly processed whey proteins such as WPC80 and WPI.