补充描述:
This Echinacea extract is obtained from the aerial parts of Echinacea purpurea (purple coneflower) via ethanol solvent extraction, yielding a brown-yellow to yellow-green powder. Its key active constituents are polyphenols, including chicoric acid, echinacosides, caftaric acid, and chlorogenic acid. Samples and purchase/shipping details are available on request.
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