Heated alcohol extraction of herbs

摘要

The present invention relates to methods for the extraction of herbs and plant materials. More particularly, the present invention relates to extraction methods for Echinacea. The extraction methods of the present invention provide a higher soluble solids content and a higher level of desired marker compounds, such as alkylamides, than conventional extraction procedures. Thus, the extraction methods of the present invention result in a greater yield at a lower cost from a given amount of starting material.