Evidence supporting the use of: Wild yam
For the health condition: Cramps and Spasms

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Synopsis

Source of validity: Traditional
Rating (out of 5): 2

Wild yam (Dioscorea villosa) has a long history of traditional use for various ailments, including cramps and muscle spasms. Historically, Native American and early European herbalists employed wild yam root preparations as a remedy for colic, menstrual cramps, and other types of muscular discomfort. The root was thought to have antispasmodic properties, which could relax smooth muscle tissue and alleviate spasms or cramps in the digestive tract and uterus.

However, scientific validation for these uses remains limited. While wild yam contains compounds such as diosgenin, which can be chemically converted into steroid hormones in the laboratory, the body does not naturally convert diosgenin into progesterone or other hormones when consumed. Some in vitro and animal studies suggest potential antispasmodic effects, but robust clinical trials in humans are lacking.

Despite the lack of strong scientific support, wild yam continues to be included in herbal formulations aimed at relieving menstrual cramps or gastrointestinal spasms, primarily based on its traditional use and anecdotal reports. Overall, the evidence supporting wild yam for cramps and spasms is rooted far more in historical practice than in modern clinical research.

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