People take bitter yam for diabetes, rheumatoid arthritis (RA), stomach pain (colic), menstrual disorders, and schistosomiasis. Schistosomiasis is a disease caused by parasitic worms.
Be careful not to confuse bitter yam (Dioscorea dumetorum) with wild yam (Dioscorea villosa) or air potato (Dioscorea bulbifera). All three are sometimes called bitter yam.
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