The root of the plant is (ginger) is widely used in cooking. It is promoted as an antinauseant and some clinical trials do suggest that it may have value. Trials in motion sickness are more likely to be positive than studies in other nauseating conditions, including pregnancy. Interactions with conventional medicines, particularly warfarin are well recognised and the combination may induce serious bleeding.

The aromatic rhizome is the source of ginger, a spice used for centuries to add flavour in cooking, beverages and cosmetics.