There are positive health benefits to ginger. Fresh ginger and ginger root have compounds that can fight certain cancer cells and slow the growth of tumors. For many years, ginger root has been used to treat nausea, pain, swelling, and cold symptoms. Studies have shown that regular use can lower cholesterol levels, help to stabilize blood pressure and glucose levels, and reduce blood clotting.
Ginger root is safe to use as long as it is used in reasonable amounts. A safe dose would be 100 mg per day. There have not been any severe side effects reported when higher doses are taken, except in people who are allergic to ginger root. The most common allergic reaction is excessive burping.
Ginger capsules are sold for medicinal purposes in pharmacies in many other countries. They are not sold for medicinal purposes in pharmacies in the United States. They are sold as capsules in the United States as dietary supplements. The FDA classifies it as a food and not a drug.