St. John’s wort
NOW Testing of St. John’s Wort Reveals Widespread Failure
NOW Health Group (Bloomingdale, IL) continued its testing program of supplements sold on Amazon. This round of testing focused on the popular herb St. John’s wort. Results showed that every product (except for NOW’s brand) failed potency testing. Several samples contained synthetic dyes, which are commonly used to make low-quality or adulterated products appear authentic, ...
Industry Collaborates on Adulterated St. John’s Wort, Proposes Enhancements to Authentication
Sidney Sudberg, Alkemist Labs (Costa Mesa, CA) founder and CSO, and other notable industry experts co-authored a study that identified adulterated St. John’s wort (SJW) products and recommended specific ways to improve testing of the popular herb. The study, “St. John’s Wort versus Counterfeit St. John’s Wort: An HPTLC Study,” published in the Journal of ...
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