Nutraingredients-USA.com reports that a new study reports that one-third of black cohosh products tested were not genuine but contained substituted products. In response, the American Herbal Products Association (AHPA) issed a statement reminding manufacturers that they have a responsibility to know what they are selling and to take adequate steps to ensure that the ingredients in their products match the product labels.

Here is a link to the study: Bei Jiang, Fredi Kronenberg, Paiboon Nuntanakorn, Ming-Hua Qiu, and Edward J. Kennelly, Evaluation of the Botanical Authenticity and Phytochemical Profile of Black Cohosh Products by High-Performance Liquid Chromatography with Selected Ion Monitoring Liquid Chromatography-Mass Spectrometry, 54 J. Agric. Food Chem., 3242 -3253.