Eyebrow beans can be used to make soup, which is delicious and nutritious, and can also play a role in slimming; Has the effect of treating diarrhea and vomiting; It contains a lot of nutrients and can eliminate edema. Be sure to cook the cowpea before eating. Cowpea contains clotting substances and hemolytic saponins. If not completely cooked, these two substances can not be decomposed, which will cause poisoning such as headache, nausea and vomiting.