Cyanthillium cinereum, commonly known as Vernonia cinerea or small ironweed, is a herbaceous plant in the Asteraceae family that is endemic to tropical and subtropical climates around the world. Phytochemical study reveals flavonoids, phenols, alkaloids, tannins, and saponins, all of which contribute to its complex pharmacological properties. Cyanthillium cinereum has potent antioxidant, anti-inflammatory, antibacterial, and hepatoprotective effects, among others. Its applications include the treatment of respiratory illnesses, skin ailments, liver diseases, diabetes, and menstrual abnormalities. The herb has also been known for its ability to help people quit smoking and promote wound healing. This review consolidates the botanical description, cultivation, phytochemistry, pharmacological activities, and traditional medicinal uses of Cyanthillium cinereum, emphasizing its importance as a valuable resource in natural medicine. Further research and clinical trials are recommended to validate its therapeutic potential and uncover additional applications. Keywords: Cyanthillium cinereum, Pharmacology, Chemical constituents, Medicinal properties