introduction
ginger is a tropical plant that originated in southeast asia. it has green-purple flowers and an aromatic underground stem (called a rhizome). .
 
common names—ginger root
latin names-- zingiber officinale 
specification  gingerols 5.0% hplc
traditional use
it is commonly used for cooking and medicinal purposes. 
pharmaceutical clinical
ginger is used in asian medicine to treat stomach aches, nausea, and diarrhea.
ginger extract sold as an ingredient for many digestive, antinausea, and cold and flu dietary supplements
ginger is used to alleviate postsurgery nausea as well as nausea caused by motion, chemotherapy, and pregnancy.
ginger has been used for rheumatoid arthritis, osteoarthritis, and joint and muscle pain.

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