What forms of protein powders are there out there other then whey. I have heard of cassein and i am curious to see wut else. I have an allergy to whey protein because i am lactose intolherant and my doc said this is causing problems for me. I ahve heard of cassein i know there are a few more. I remmeber i have spotted a vegtable based protein but did catch the name and am having trouble finding it online any help. and if anyine knows of any other forms of protein le tme know thanks