Well... They all come from whey, notwithstanding, for an item to say that it has whey protein concentrate, the whey they utilize should have in the middle 25% and 89% of real protein (different substances might be lactose, fat, water, and so forth)
Whey protein should contain somewhere in the range of 90% and 95% of real protein (which implies that it has very little, assuming any, lactose and fat).
Presently, hydrolyzed whey protein is whey protein that has been put through the interaction of hydrolysis. During hydrolysis, the protein is separated into more modest sections called peptides. These portions are processed significantly simpler.