Nowadays people are fascinated by the oldest remedies and trying to cure themselves naturally without having any side effects. These herbs and crude drugs are full of phytochemicals that give therapeutic effects. These herbal drugs are widely used to treat various diseases. According to the botanical survey of India, about 8000 plus+ species of medicinal herbs. India has a rich history of the traditional healing system. Globally, India and China lead the herb market. Herbal formulations have therapeutic effects for several diseases. These herbal formulations have a great impact on our system and are safe to use. These days some adulterated products are manufactured in the market and that is very harmful to health. For these, there are modern analytical methods for the detection of crude drugs. There are various extraction techniques for the isolation of the phytochemicals or effective parts of the plant. Standardization is the process by which drugs are identified and determined by their quality and purity. Isolation, purification, and identification are the three areas in phytochemicals research. Chromatography is a technique used for the separation of components of a mixture into the individual entity. These are advanced techniques for the analysis of phytochemicals.