Research entitled The Effect of Urea Fertilizer and Monosodium Glutamate (MSG) on the Growth and Production of Cayenne Pepper Plants (Capsicum frutescens L.). This research was carried out at the Experimental Garden of the Faculty of Agriculture, Riau Islamic University from November 2022 to March 2023. The aim of this research was to determine the effect of the interaction of urea fertilizer a…