Nature's Way Barley Grass is comes from 100% pure organic barley grass converted into capsules for high potency and broad spectrum health benefits. This formula is rich in chlorophyll and wide range of vitamins and minerals. It is also known to be one of the oldest super foods due to its long history of human nutrition. In fact, barley grass is the first of the cereal crops cultivated by man. visit us http://www.tasmanhealth.co.nz/natures-way-barley-g rass-500mg/ for more details!!