In terms of the method involved, temperature etc, and the type of active ingredients that are extracted, what are the differences between alcohol-water and oil-based extractions of medicinal herbs?

What is the best book available about medicinal herbs?

This video  is for Medicinal Plants, plants, plant picture, medicinal herbs, uses of medicinal plants, medicinal pictures, and medicinal uses of plants.

The herbs in question are: devils claw, curcumin, quercetin, boswellin, nexruline(phellodendron) n.zimes, and serrazimes.  THANK YOU.

• Includes color photos
• Research editor
• Comprehensive listing of medicinal herbs

Product Description
A major work integrating the herbal traditions of the East with those of the West by the bestselling author of “The Way of Herbs”. For unprecedented usefulness in practical applications, the author provides a comprehensive listing of the more than 400 medicinal herbs available in the west, classified according to their chemical constituents, properties and actions, indicated uses and suggested dosages.

Planetary Herbology  Program CD