South Asia, home to over one-third of the World's undernourished population, faces challenges in meeting the Sustainable Development Goals of reducing hunger. This food insecurity is highly susceptible to rising food prices, climate change, and armed conflicts. The determinants of food rate inflation in South Asia examine climate change traits in impact on food production and food safety, effect of battle on food protection, and correlates of weight loss program variety on the household, district, and nation degree for rural farm and non-farm sectors in Bangladesh. To deal with food insecurity, strengthening protection nets, adopting measures that decorate agricultural manufacturing, diversification, and productivity, improving physical infrastructure, emphasizing climate trade adaptation and mitigation rules, and addressing the fundamental causes of armed conflicts are crucial. Increased nearby cooperation among South Asian economies Bangladesh wishes to undertake a new policy for destiny sustainability and may want to assist in addressing food insecurity worries within the area.