1- Upton, R. (2013). Stinging nettles leaf (Urtica dioica L.): Extraordinary vegetable medicine. Journal of Herbal Medicine, 3(1), 9-38.
2- Barton, B. H., & Castle, T. (1877). The British flora medica: a history of the medicinal plants of Great Britain. Chatto and Windus.
3- Mills, S., & Bone, K. (2000). Principles and practice of phytotherapy. Modern herbal medicine. Churchill Livingstone.
4- Azeez, M. A., & Orege, J. I. (2018). Bamboo, its chemical modification and products. BambooCurrent and Future Prospects.
5- Das, B., Singh, P. K., & Munna, J. (2021). Miraculous medicinal properties of Bamboo. Journal of Medicinal Plants, 9(5), 28-30.
6- Varshney, S., Nigam, A., Pawar, S. J., & Mishra, N. (2021). Structural, optical, cytotoxic, and antimicrobial properties of amorphous silica nanoparticles synthesised via hybrid method for biomedical applications. Materials Technology, 1-12.
7- Fonseca, Y. M., Catini, C. D., Vicentini, F. T., Nomizo, A., Gerlach, R. F., & Fonseca, M. J. V. (2010). Protective effect of Calendula officinalis extract against UVB-induced oxidative stress in skin: evaluation of reduced glutathione levels and matrix metalloproteinase secretion. Journal of ethnopharmacology, 127(3), 596-601.
8- Brown, D. J., & Dattner, A. M. (1998). Phytotherapeutic approaches to common dermatologic conditions. Archives of dermatology, 134(11), 1401-1404
9- Alnuqaydan, A. M., Lenehan, C. E., Hughes, R. R., & Sanderson, B. J. (2015). Extracts from Calendula officinalis offer in vitro protection against H2O2 induced oxidative stress cell killing of human skin cells. Phytotherapy research, 29(1), 120-124.
10- Ulbricht, C. (Ed.). (2010). High blood pressure: An integrative approach: A natural standard monograph. Alternative and Complementary Therapies, 16(3), 169-179.
11- Mehta, A. C. (1994). The Pharmaceutical Journal, 25, 84-86.
12- Mandade, R., & Sreenivas, Z. (2011). Anti-Diabetic Effects of Aqueous Ethanolic Extract of Hibiscus rosasinensis L. on Streptozotocin-Induced Diabetic Rats and the Possible Morphologic Changes in the Liver and Kidney. International Journal of Pharmacology, 7(3), 363-369.
13- Folorunso, A. E., & Oyetunji, O. A. (2007). Comparative Foliar Epidermal Studies in Cymbopogon Citratus (Stapf.) and Cymbopogon Giganteus (Hochst.) Chiov. in Nigeria.
14- Ogie-Odia, E. A., Eseigbe, D., Ilechie, M. N., Erhabor, J., & Ogbebor, E. (2010). Foliar epidermal and phytochemical studies of the grasses Cymbopogon citratus (stapf.), Axonopus compressus (P.Beauv.) and Eragrostis tremula (SW Beauv) in Ekpoma, Edo state, Nigeria. Science World Journal,5(1).
15- Mowobi, G. G., Abubakar, S., Osuji, C., Etim, V. N., Ogechi, N., & Egya, J. J. (2013). Ethnobotanical survey of medicinal plants used for the treatment of skin disease in Keffi, Nigeria. Am. J. Phytomed. Clin. Ther, 4, 73-90.
16- Carola, C., Salazar, A., Rakers, C., Himbert, F., Do, Q. T., Bernard, P., & von Hagen, J. (2021). A Cornflower Extract Containing N-Feruloylserotonin Reduces Inflammation in Human Skin by Neutralizing CCL17 and CCL22 and Inhibiting COX-2 and 5-LOX. Mediators of Inflammation, 2021.
17- Chiru, T. A. T. I. A. N. A. (2009). Phytochemical study of Centaurea cyanus L. USAMV Bucharest, Series A, 52, 293-297.