Plant pigments not only impart a characteristic color to the particular tissue or organ of leaves or stem but also involved in trapping light for photosynthesis and several other physiological processes. Various pigments are found in plants of which chlorophylls are the most important and take part in the light induced metabolic activities of the plants. Plant pigments benefits the body in a unique and distinctive ways. A recommended and regular intake of plant pigments in the form of herbal extract can keep the digestive system much healthier. It also provides nutrients to the human body. In the present study the pigments were extracted from the leaves of 11 selected medicinal plants and to analyze the presence or absence of different phytochemicals in the herbs used traditionally to cure digestive problems in Assam. It was observed that Eclipta Alba possesses higher pigments than the other tested medicinal herbs. Psidium guajava and Punica granatum shows the presence of phytochemicals.