Red bean is a commonly used Chinese herbal medicine, there is no obvious contraindication, but gout patients, pregnant women, weak and sweaty, frequent urination, less people take red bean. Red beans this product is the seeds of the legume red bean tree, has the effect of regulating qi, menstruation, diuretic. It is often used in the treatment of hernia, abdominal pain, blood stagnation and menstrual closure. Red beans have certain blood circulation and stasis (promote blood circulation, eliminate blood stasis in the body) effect, so pregnant women use sparingly. Red beans have diuretic effect, depletion of human body fluid, so the body is weak and sweaty, frequent urination, less people with less fluid, otherwise it will aggravate the symptoms of dry mouth and tongue performance. In addition, according to modern pharmacological research found that red beans contain more purine, so gout patients should take less. If you need to take red beans should be under the guidance of a professional doctor.