Job’s tears is a kind of Chinese medicine name, also known as Job’s tear, is a mature plant species human herbal medicine, for the plant meaning of dry mature seed kernel, but also the traditional medicine and food health food. Job’s tears are divided into two kinds of raw job’s tears and fried job’s tears, Job’s tears have the effect of diuresis, spleen, dampness, stop diarrhea, clearing heat and pus, anti-inflammatory and analgesic, detoxification and dispersal of knots and so on, from the traditional Chinese medicine sex and flavor attribution on the nature of cool, sweet and light taste, attributed to the spleen, stomach, lung meridian, is mainly used for the treatment of edema, foot fungus, urination is not good, the spleen is deficient in diarrhea, dampness paralysis and constriction, carbuncle of the lungs, intestinal carbuncle, etc, but also can be used for warts, cancer, etc. Diseases such as wart, cancer. Modern pharmacological research, Job’s tears polysaccharide, rich in content, has the efficacy of lowering blood sugar and enhancing immunity, etc. Now more people are used to dispel dampness, health care, such as often taking red bean barley water, red bean barley porridge, can play a role in dispelling dampness.