Hello 1herbman,I have been growing and consuming barley juice since spring.I am consuming between 22-30ozs a day,depending on harvest.I started with 2ozs 3times a day than worked my way up to 7-10ozs 3 times a day.My energy level is the highest its ever been.As finalyfaith said they are both of the triticum family,wheat,barley,kamut,rye,alfalfa,oats.Wheat and barley are both complete proteins.Barley has several anticancer componants to its makeup that will be benaficial to your situation.You can read about them in Wheatgrass Natures Finest Medicine by Steve Meyerowitz.Are you familiar with DR.Patric Quillin and his book Beating Cancer With Nutrition?His web site is http://www.4nutrition.com.Have you considered a healing resort,there are many good resorts to choose from.Creative Health Institute follows in the footsteps of Ann Wigmore teachings.May your family be blessed with a complete restoration of health!