Q: I often see protein supplements containing "native" and "undenatured" whey. Do I need these in order to get good results and be safe?
The short answer: Based on everything we know right now, no. But that answer needs a fair amount of unpacking, because the term "native" brings to mind all kinds of associations with nature, purity, and nutrition that's untampered by human processes. But those ideas don't always jive with the requirements of the commercial dairy industry that produces whey protein in the first place.
The Native Name Game
In dairy processing, the casein and whey proteins can be separated using a number of different approaches, each with their own pros and cons. So as not to make this too confusing, just know that whey ingredients marketed as "native whey" have been produced using a specific filtration technique that separates the micellar casein and whey fractions directly from milk. A more accurate name for the whey protein collected using this method is...
Source: Ask the Supplement Expert: Is Native Whey Legit?
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