A diet rich in beans, lentils, chickpeas and soy can slash the risk of high blood pressure by almost a third, a study suggests. Researchers found that eating around 170g per day of legumes such as beans and lentils, and 60-80g per day of soy food like tofu and edamame, was the optimal amount for cutting high blood pressure. Writing in the journal BMJ Nutrition Prevention and Health, experts looked at 12 existing studies on the issue. They calculated that people eating the most legumes and soy,