I am OUSMAN Brahim Mahamat . I am from the Republic of Chad. I obtained my master’s degree in biology, sector Biotechnologies, Food and Health at the Faculty of Sciences of Tetouan, Abdelmalek Essaâdi University. This training offered me many opportunities to acquire rewarding knowledge and to continue my applied scientific research in different fields: biology, plants and health; microbiology, biotechnologies; and food technologies. I am studying now in the Abdelmalek Essaâdi University in the Faculty of Sciences. I prepare a PhD in the field of biological sciences, medIcinal and useful plants and health. Currently, I am interesting on: • The republic of Chad ethno-botanical resources (endemic species), • Ethno-pharmacology, herbal medicine, antioxidant and antibacterial activities, • Phytochemical Analysis, • Use of plants for the treatment diseases and production Natural Product, • Plant Fertilizers, • Human Nutrition,