Chamakuri Subba Rao*
The Ethnobotanical studies and folklore claiming reviewed that the leaves and bark of the plant Psidium guajava Linn. are used for wound healing activity. From the literatures we found that poly-phenolic compounds like tannin have significant free radical scavenging activity in bacterial associated diseases.
Based on the above information of Psidium guajava is selected for this Research work to separate the tannin fraction from the Psidium guajava Linn. leaves and bark. For study the anti-bacterial activity of tannin fraction of Psidium guajava separated from leaf and bark.
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