The function of honey: moistening lung and relieving cough, relaxing bowels, expelling toxin and caring skin can prevent and treat cardiovascular diseases and neurasthenia. Honey contains magnesium, which is a beauty product. Brown sugar is generally a standing prescription for women who are afraid of cold and weak, or during physiological period. You can drink brown sugar water without honey for diarrhea, but brown sugar water must be brewed or boiled with boiling water, because brown sugar contains impurities, and improper eating will cause diarrhea. Brown sugar water has the function of warming the stomach, which is helpful for people with diarrhea caused by deficiency of spleen and stomach.