DEFINITION

Powdered Echinacea purpurea Extract is prepared from dried Echinacea purpurea Root, Echinacea purpurea Aerial Parts, or a mixture of them, by extraction with hydroalcoholic mixtures or other suitable solvents. The ratio of the starting crude plant material to Powdered Extract is between 2:1 and 8:1. It contains NLT 4.0% of total phenols, calculated as the sum of caftaric acid (C₁₃H₁₂O₉), chicoric acid (C₂₂H₁₈O₁₂), and chlorogenic acid (C₁₆H₁₈O₉), on the dried basis. It contains NLT 0.025% of dodecatetraenoic acid isobutylamides (C₁₆H₂₅NO), calculated on the dried basis.