Abstract: The use of plants and their products for different purposes has been with man from the beginning. Aside food, plants are often used as medicine, an example of such plant is Ageratum conyzoides. This study was undertaken to evaluate the nutritional composition and antioxidant potency of Ageratum conyzoides whole plant. Ageratum conyzoides whole plant contained in percent, moisture (5.52±0.035), ash (10.47±0.058), crude protein (24.53±0.104), crude lipid (3.78±0.069), crude-fibre (18.89±0.023) and carbohydrate (36.81±0.006).