Nanotechnology has gained much attention in the field of agriculture for its potential to revolutionize traditional farming practices. It is the science of exploring nano particles to deliver the inputs to the crop resulting in increased efficiency. One remarkable development in this area is nanoscale urea, which is often referred to as "Nano Urea" or ?Nano Urea Liquid.? This review article explores the introduction of the nano urea in modern agriculture, also shedding light on possible benefits and the challenges it faces in realizing its full potential. The main aim of the article is to deliver quality information about nano urea so that the students, scholars and farmers get the related content and use it for the better and efficient ecosystem.