A.M Lawal, R Abdullahi, M.S Ibrahim, M.Y Kurfi, A Khalid, M Nuhu, Phytochemical Analysis and Thin Layer Chromatography Profiling of Crude Extracts from Senna Occidentalis(Leaves), Journal of Biotechnology and Biomedical Science, Volume 2, Issue 1, 2019, Pages 12-21, ISSN 2576-6694, https://doi.org/10.14302/issn.2576-6694.jbbs-19-2791. (http://mail.oap-journals.infojbbs/article/1098) Keywords: Medicinal herbs; Medicinal plants; Phytochemicals; Drug Development; Chromatography.