Standardization of herbal formulation

Now days more importance has been given to use medicinal plant products in healthcare system.it fulfills worldwide need of alternative medicine so traditional systems of medicine becomes more and more popular. It involves Proper combination of modern scientific techniques and traditional knowledge.  The quality of herbal products is checked through  stability testing studies which depends on various  factors, such as temperature, humidity, light, oxygen, moisture, other ingredient , microbial contamination, trace metal contamination, leaching from the container, etc. Therefore such studies involves various types of evaluation such as chemical, physical, microbiological, therapeutic and toxicological studies can serve as an important tool in stability studies. Standardization of herbal drugs means confirmation of its identity, Quality and purity. The present study includes review of various standardization parameters with their effectivity towards the quality herbal drugs. Present article also overviews various well-designed methodologies, techniques such as Chromatography, Spectroscopic tech. for the standardization of herbal raw materials and herbal formulations.