Originally Posted by Copper'sMom
Yes there is a difference! Performatrin ULTRA - is the holistic version. Then there's the regular Performatrin ( or senior, Lite etc). I looked at the regular Performatrin before and the holistic version was my choice because there was no corn.
Ahhh!! Thanks Copper for that.
(but even the ultra, which is the one I was looking at, has brewer's yeast and the menadione...)