Nowadays more importance has been given to the use of medicinal plant products in the healthcare system.it fulfills the worldwide need for alternative medicine so traditional systems of medicine become more and more popular. It involves a Proper combination of modern scientific techniques and traditional knowledge. The quality of herbal products is checked through stability testing studies which depend on various factors, such as temperature, humidity, light, oxygen, moisture, other ingredients, microbial contamination, trace metal contamination, leaching from the container, etc. Therefore such studies involve 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 their identity, quality, and purity. The present study includes a review of various standardization parameters with their effectivity towards the quality herbal drugs. The present article also overviews various welldesigned methodologies, techniques such as Chromatography, Spectroscopic tech. for the standardisation of herbal raw materials and herbal formulations.