BACKGROUND & AIM: A few population-based studies have looked at how the Corona virus disease (COVID-19) pandemic and outbreak-related lockdown has impacted people's daily eating habits and lifestyles. Due to the emergence of the Severe Acute Respiratory Syndrome Corona Virus 2 (SARS-CoV-2), continuous lockdown or social isolation can alter dietary consumption patterns and lifestyle routines, resulting in significant negative health consequences. Focused on the COVID-19 and disease related lockdown effects, this study aims to reflect the evolving trend in dietary habits and lifestyle status during the COVID-19 lockdown in West Bengal through a population mediated retrospective survey distributed via social media platforms. METHODS: This survey was conducted using Google form via online platform from July 7 to July 31, 2020, with 1059 participants reported their eating habits and lifestyle preferences, as well as basic socio-demographic details. Entire variables were qualitatively examined and uttered as frequency (f) and percentage (%). The Chi-square test was performed to conclude whether categorical variables differed. RESULTS: A high number of participants reported that they were consumed healthy foods and physically active during this pandemic situation. Females were more likely to be involved in exercise and consume protein-rich food, as well as the majority of them, maintain basic dietary and Ayurvedic home remedies precautions like consumption of lemon, consumption of herbs, taking warm water, etc. A majority of older participants were tried to maintain a healthy lifestyle with extra protective essential protection during the COVID-19 stage. The frequency of going to market was decreased by the participants. Females were more likely to decrease their frequency of going to market than males. In terms of hygiene and sanitization of food items after buying from the market, females were more careful than males. Participants with higher education were more likely to be careful regarding the hygiene of food preparation and eating during this situation. CONCLUSION: From this study, dieticians, legislators, and public health experts can have a better understanding of the current situation of food intake and lifestyle trends in communities of West Bengal, India. It also has the potential to have a significant impact on future public health research.