Ezeonu, I.M. and Ukwah, B.N. 2025. In Vivo Studies on the Prebiotic Effects of Vernonia amygdalina Leaf Extracts. Journal of Biological Research and Biotechnology. 7, 1 (Apr. 2025), 396 – 401. DOI:https://doi.org/10.4314/br.v7i1.45451.