Source Naturals' The True Whey, as I recall was labeled "undenatured".
Hope this helps.
Sharlene



On Tue, May 5, 2009 at 1:37 AM, Tad Winiecki <[email protected]> wrote:

> Kirsteen- Neither my Beyond a Century nor Swanson's whey protein powder
> have any added sugar or artificial sweeteners.  The packages don't use the
> term undenatured,  they use terms like low heat and ultrafiltered, so I
> don't know if they are undenatured or not.
>
> Nancy
>
>