The book "Phytochemical Evaluation of Leaves of Lathyrus sativus Linn" offers a comprehensive analysis of the phytochemical properties of the leaves of Lathyrus sativus, a plant from the Fabaceae family. It examines the chemical compounds present in the ethanolic extracts of the leaves and highlights the confirmed presence of alkaloids, tannins, steroids, gums, and glycosides. Additionally, the antioxidant properties of the extract and its effect on the writhing reflex in animal experiments are analyzed. The results indicate significant biological activities that warrant further investigation of the chemical compounds and their potential therapeutic applications. This specialized book is aimed at scientists, researchers, and students engaged in phytochemistry and the study of medicinal plants.