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In This Edition:
* Black cohosh supplements with no black cohosh
* Detecting chemical agents targeted on civilians
* New process for making ice that burns
* Peaceful recipe for a fine kettle of fish
* The brain enzyme responsible for Canavan disease
* En route to smoother flowing blood
Black cohosh supplements with no black cohosh
Millions of women buy the herb black cohosh and use this dietary supplement to treat hot flashes and other menopausal symptoms. Clinical trials are still relatively few in number. Some report that black cohosh helps relieve menopausal symptoms such as hot flashes, while others do not.
A new study, scheduled for May 17 publication in the Journal of Agricultural & Food Chemistry, reports for the first time that a significant number of black cohosh supplements sold in the United States did not contain black cohosh. Instead, these products contained a related Asian species of the plant that does not have the same chemical compounds or clinical uses as the native North American plant.
Using a new and simplified technique, the researchers analyzed 11 products marketed as black cohosh. Three contained the Asian adulterant, and one contained both genuine black cohosh and the Asian imitator. Products containing only black cohosh varied significantly in the amounts of the com
Contact: Michael Woods
American Chemical Society