Introduction: Community engagement is characterized as 'a procedure of functioning cooperatively with gatherings of individual, associated by geo-graphic nearness, uncommon premiums, or comparable circumstances, as for issues influencing their prosperity Objectives: The purpose of this study is to analyze helpfulness of community engagement in public health involvement for vulnerable group which suffers more from health issues than non-vulnerable group. Material and Methods: In this paper a conceptual model is used to find the community engagement in public health interventions. This model is called latter of community. In this paper, support of Local Government Health departments necessary in engaging community is also discussed. We scanned the accompanying hotspots for deliberate audits of general wellbeing mediations: Cochrane CDSR and Focal, Campbell Library, DARE, NIHR HTA program site, HTA database, and DoPHER. Results: Findings show that there is strong proof that network commitment mediations positively affect a scope of wellbeing results crosswise over different conditions. Conclusion: It is concluded that, there is strong proof that network commitment mediations positively affect a scope of wellbeing results crosswise over different conditions. There is inadequat e proof to decide if one specific model of network commitment is further compelling instead of some other. Keywords: Community participation, Community engagement, Community development, Systematic review, Meta-analysis, Meta-regression, Theoretical model, Public health, Evaluation, Intervention