Unlike some other reproductions of classic texts (1) We have not used OCR(Optical Character Recognition), as this leads to bad quality books with introduced typos. (2) In books where there are images such as portraits, maps, sketches etc We have endeavoured to keep the quality of these images, so they represent accurately the original artefact. Although occasionally there may be certain imperfections with these old texts, we feel they deserve to be made available for future generations to enjoy.

Organized by body system and ailment makes it easy to locate appropriate therapies. Includes background on the physiology of major systems and ailments so readers can understand how and why a pharmaceutical, botanical, or dietary supplement works. Broad coverage includes green plants, fungi, and microorganisms. Includes extensive references and citations from both conventional and complimentary-alternative medical systems when natural products or their derivatives are involved.