Cassia tora Linn., an annual plant, is widely grown throughout Southeast Asia, including in India, Northern Australia, and the Americas. The enormous therapeutic powers of Cassia species are well known in the Indian medical system. The plant's leaves, seeds, and roots are among the parts that are said to have medicinal properties. It is widely used in traditional medicine as a laxative and is effective in treating leprosy, ringworm infection, ophthalmology, skin and liver issues, and diabetes mellitus. Several phytochemicals such as saponin, fixed oil/fats, protein, carbohydrates, tannins, flavonoids, alkaloids, gum, phenolic compounds, terpenoids, steroids, phenols, anthraquinones, glycosides, naptho-α-pyrone toralactune, chrysophanol, physcion, emodin, rubrofusarin, and chrysophonic acid-9-anthrone have been reported. The presence of some phytochemicals such as tannin, saponin, and steroids, was demonstrated in the medicinal properties of the plant in its therapeutic applications by various researchers. This review article includes a literature review on the phytochemicals found in Cassia tora Linn. seeds.