The book provides an easy and up-to-date account of divergent vital topic in a simple, lucid and concise manner. The text of the book has been illustrated with simplified, well-labelled coloured diagrams and relevent pictures to make the sbject easy to understand and interesting to read for the students. Highlights Of The Book: - Exhaustive subject matter well supported with the relevant coloured photographs. - Contains standardization data of each ingredient of poly herbal formulation. - Also contains reviews of each ingredient. - Coloured photographs of HPTLC. - Comparative studies of in vitro acid neutralizing capacity with allopathic formulation.