ABSTRACT Background: The Moringa oleifera plant which is also known as miracle tree has been reported to have many medicinal uses with high nutritional values. Objective: This study, evaluated the effect of M. oleifera leaves as food supplement in Wistar rats. Methods: Two experimental feeds A containing no M. Oleifera and B having 15 % M. oleifera were prepared and analyzed for proximate composition. Rats were assigned into two groups and sustained on either feed A or B for 21 days. 24...