Although coriander is delicious, it should not be eaten more or often. Because coriander is pungent, it can disperse, eat more or for a long time, which consumes gas and hurts the spirit, leading to or aggravating qi deficiency. For those patients with qi deficiency who are usually sweating, fatigue, burnout and easy to catch a cold, eat less parsley. In addition, coriander also has the function of warming sores. Patients with body odor, bad breath, gastric ulcer, beriberi and sores should not eat it, otherwise it will aggravate the condition.