From what I've heard, you get more of the benefits of wheatgrass by drinking the juice. If you go to google.com and type in wheatgrass juice you will get tons...
wheatgrass/barley grass are available in pill forms (tablets or powder).....expensive...try your bulk herb section at your health food store for cheaper...
yes, a number of companies make them. I'm sure can't be as good as the fresh juice. But better than nothing. Contact a vitamin distributor called iherb -...