Mulberry (Morus alba) belongs to family Moraceae is a perennial tree. It is used as a traditional medicine and modern drug preparation, mainly constitutes diet for the silk worm. The preliminary phytochemcial screening of three extracts (ethanolic, and aqueous) of mulberry leaves revealed that it contains alkaloids, phenols, quinones, phlobatannins, cardiac glycosides, carotenoids, reducing sugars and volatile oils etc. which give the medicines several healing properties. The aqueous extract of leaf samples were used for the phytochemical analysis to find out the phytochemical constituents in the plants. The main objective of the research work was to check the presence or absence of the phytochemical constituents in leaf extract of Morus alba. The results of the phytochemical analysis of Morus alba leaf extract showed that the phlobatannins, reducing sugar, quinones, cardiac glycosides, carotenoids, and volatile oils etc. were found to be present in the above mentioned medicinal plant.