Oh boy...go to Purina's website and use the compare option for this feed and their regular layer feed.
https://www.purinamills.com/tools/compare?PID=18616,217
Is this new one the same? Or not different at all?
All flock made by who?
I think All Flock is only by Nutrena?
A lot would depend upon the price differential. Off the top of my head it sounds like a marketing gimmick.
X2!! Seems like marketing to me.