... HPLC, 4% Phenolic acid HPLC, Product Name Echinacea Purpurea Herb Extract Latin Name Echinacea Purpurea Linn. Plant part used Whole ... herb Active Ingredient Phenolics, Cichoric acid, Phenolic acid Specification 4%, ... pharynx; tendency to infection; wounds and burns E. Purpurea herb is used internally as supportive therapy for colds and chronic ...