Ginger extract is the fresh rhizome extract of ginger, which belongs to the genus Zingiberaceae. Its main components are gingerene, gingerol, myrrhene, α- Curcumene, methyl heptenone, etc. The main component of gingerol is ginger oil, which is a yellow oily liquid with a hot and bitter taste. Gingerol can be decomposed into gingerone, gingerone, gingerpenone and other mixtures. It has the effects of relieving exterior cold, relieving vomiting, resolving phlegm and relieving cough. It is often used for cold, vomiting due to cold stomach, cough due to cold phlegm, etc.