Malt extract is a medicinal excipient made by boiling germinated barley and utilizing maltose concentration and extraction technology. Of medicinal value is malt, which is used for spleen deficiency and low food intake, and milk stagnation. Malt is sweet in taste, flat in nature, and belongs to the spleen, stomach and liver meridians, with the effect of eliminating food and strengthening the stomach (to promote food digestion and strengthen the function of the stomach and internal organs), restoring breast milk and eliminating flatulence, and is used for the treatment of dyspepsia, such as rice, flour, potatoes and taro; deficiency of the spleen with little food and stagnation of breast milk, breast distension, weaning of breast milk, and stagnation of hepatic qi (liver qi does not flow smoothly), resulting in dystocia (pain in the area of the coxa and ribs), and distension and pain in the epigastric (abdominal) area, etc. The adverse effects of malt are not known. Adverse effects of Malt are not known, and this drug should be used with caution in breastfeeding women. If there is a need for medication, it is recommended that it be used under the guidance of a professional physician who can identify and treat the symptoms, and should not be used blindly on its own.