Onugbu is a traditional vegetable commonly used in Nigerian cuisine, particularly in the southeastern region. It is also known as bitter leaf due to its slightly bitter taste. The leaves are often used in soups and stews, adding both flavor and nutritional value. In addition to its culinary uses, Onugbu is recognized for its medicinal properties. It is believed to have various health benefits, including anti-inflammatory and antioxidant effects. The leaves can be prepared by washing and cooking to reduce their bitterness before consumption.