Introduction: Indias agricultural output has recently been self-sufficient; the issue of malnutrition still exists and is still regarded as one of the most important problems. The quality-of-life index is a composite criterion used in public health management and policy analysis to assess the well-being of communities or groups of people based on a variety of social, physical, psychological, and economic characteristics. Methodology: The study was conducted in Adilabad district of Telangana state with an aim of assessing nutritional level and its influence on tribal quality of life. The study adopted a cross-sectional descriptive research design with cluster sampling technique of probability sampling method and the sample size of the current study is 379. The tools including Sociodemographic data sheet, Mini Nutritional Assessment scale and WHO Quality of life. Results: The study findings show the statistically positive correlation between nutritional level and quality of life domains such as physical, psychological, environmental quality of life and social relationships. Conclusion: The study findings indicating the influence of nutritional level on tribal quality of life. It is important to addressing nutritional deficits among the tribal and it is evidence to understand how the quality of life has been increasing in tribal who has good nutritional levels.