Bitter Yam

How does Bitter Yam work?

Bitter yam contains chemicals that might reduce blood sugar levels. However, bitter yam has not been studied in people.

Are there safety concerns?

Wild, uncooked bitter yam is not safe to consume. It can be poisonous and cause seizures. Many cultivated bitter yams have been bred to remove the toxic substances; however, the safety of cultivated bitter yam when used for medical purposes is not known. Bitter yam has not been studied in people.

Bitter yam also contains chemicals similar to the prescription drug digoxin (Lanoxin). It could cause a dangerously irregular heartbeat.

Do not use bitter yam if:
  • You are pregnant or breast-feeding.

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Report Problems to the Food and Drug Administration

You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.