If you're feeling queasy, Ryan says, consuming freshgingerroot from the grocery store can help, but purified capsules may work better due to their easier absorption in the gastrointestinal tract.
Turmeric, ground from Curcuma longa, a knobby root that looks similar to freshginger, has been used as an anti-inflammatory in India for thousands of years, says Shailinder Sodhi, who teaches ayurvedic, or traditional Indian, medicine, at Bastyr University, in Kenmore, Wash.