Black Cohosh Not Always What It Seems
Study Shows Some Supplements Sold as Black Cohosh Contain Other Herbs
How Can Consumers Tell? continued...
The best known and best-selling black cohosh supplement now available is
Remifemin, marketed by Enzymatic Therapy Inc. of Green Bay, Wis.
It is also one of the few products to have been tested in clinical trials,
says Pam Boggs, who is a spokeswoman for the North American Menopause Society.
Boggs tells WebMD that the findings have been mixed, but some studies do
suggest that Remifemin does relieve mild hot flash symptoms in perimenopausal
"We rarely mention brand names, but this is one time when we will,"
she says. "The Remifemin formulation has been studied, and we don't know of
any other formulations that have undergone the same degree of scientific
But Boggs adds that none of the herbal supplements or other over-the-counter
products has been shown to be effective for severe hot flash symptoms.
Estrogen therapy is still the best treatment for more severe hot
flashes and other menopausal symptoms, but not all women can take
Other prescription medications, such as selective serotonin reuptake
inhibitor (SSRI) antidepressants and the epilepsy drug
Neurotonin, have also been shown to reduce hot flashes in some women.
"The prescription medications work for many women, but they all have
their own side effects," Boggs says. "There is no free lunch."