This research work has focused on the effectiveness of sustainability and technology-based strategies of the Public Distribution System on the food and nutritional security of urban consumers. Various important factors, including availability of food Security, Digital transparency, effectiveness of services, Urban nutrition, and satisfaction levels of beneficiaries, have been considered. Research design used for this purpose has been quantitative in which primary data were collected from a total of 165 samples chosen out of 282 beneficiaries through the cluster sampling technique. Some important statistical techniques like descriptive analysis, normality test, test of reliability and validity, t-test, ANOVA, Chi square, correlation, structural equation modelling, and auto regressive integrated moving average models have been used. It is evident from the findings of this study that the level of food availability has witnessed a marked increase as its mean score value increased from 3.06 to 3.53 before and after the implementation of digital technologies, respectively. Furthermore, the level of transparency has also seen an improvement as its mean score value increased from 3.09 to 3.64 following adoption of a new strategy. The primary data used in this study have reliability as the value of Cronbach's Alpha is 0. 872.There is a strong correlation between quality of services and customer satisfaction (r = 0.712). However, nutritional outcomes are only moderate (mean = 2.98).

Keywords: - Public Distribution System, Food Security, Urban Nutrition, Digital Transparency, Sustainability