In today’s world all the medicinal plants found on the earth have their unique medicinal usages and significances. Their usage is increasing day by day in our daily lives. There are various simple and cheap methods available for finding out about the various medicinal uses medicinal plants contain many bioactive compounds that can be used in the process of curing various human diseases to identify these compounds one can perform the phytochemical screening of various parts of any specific plant. | Phytochemical screening and analysis of Carica papaya Agave americana and Piper nigrum