Nutmeg has the efficacy of warming the middle and moving qi, astringing the intestines to stop diarrhea (relieving diarrhea by enhancing the function of intestinal astringency). It is clinically useful in treating diseases such as coldness of the spleen and stomach (weak and cold spleen and stomach) and prolonged diarrhea. The side effects of taking nutmeg are not clear. Nutmeg is pungent in flavor and warm in nature, and belongs to the spleen, stomach and large intestine meridians. Nutmeg is pungent and can dissipate and eliminate, warm and smooth, its gas is fragrant, the aroma first into the spleen, the spleen is the main digestive, mild and pungent, it is appetizing, the stomach likes warmth, so also. Therefore, it is the key medicine for regulating the spleen and stomach, eliminating persistent food and stopping diarrhea. Because nutmeg is warm and astringent, it is not recommended for people with damp-heat diarrhea (diarrhea caused by feeling damp-heat evil). Clinical application of specific dosage should follow the doctor’s instructions, do not use on their own, in order to prevent adverse reactions.