"11.1 Uses supported by clinical data.
The principal clinical use of ginger is for the prophylaxis of nausea and vomiting associated with motion sickness (20-23), postoperative nausea (24), hyperemesis gravidarum (25), 2 and sea sickness (26,27).
11.2 Uses described in pharmacopoeias and in traditional systems of medicine.
Ginger is also indicated for the treatment of dyspepsia, flatulence, colic, vomiting, diarrhea, spasms and other stomach complaints (1,2,4, 9,21). Powdered ginger is further employed in the treatment of colds and flu, to stimulate the appetite, as a narcotic antagonist (1,2,4,6,11,12,21), and as an anti-inflammatory agent in the treatment of migraine headache, and rheumatic and muscular disorders (9,11,12,28).
11.3 Uses described in folk medicine, not supported by experimental or clinical data.
Other medical uses for ginger include the treatment of cataracts, toothache, longevity, insomnia, baldness and hemorrhoids (9,10,12).
2 Although ginger appears to be clinically effective in the treatment of hyperemesis gravidarum, it is currently not recommended for use in morning sickness during pregnancy (25), see Precautions section 15.5."
(Numbers in parentheses refer to citations of scientific literature in the WHO monograph.)
"Stimulates digestion. Ginger is an aromatic bitter herb that stimulates digestion."
"Ginger is one of the world's most popular spices, and a well researched herb for a healthy lifestyle. The pungent taste of ginger, prized in international cuisine, has been linked to beneficial compounds which warm and soothe the stomach. Ginger has been a favorite of travelers since ancient mariners discovered it in the exotic Orient."
"Ginger root is a soothing and warming herb for the stomach and may help maintain a calm stomach while traveling."
"Eases the discomfort associated with traveling. Ginger is an aromatic bitter herb that eases the discomfort associated with traveling and stimulates digestion to promote gastrointestinal comfort."
Commission on Dietary Supplement Labels