To improve focus during study sessions for UPSC, aspirants should adopt healthy eating habits. Consuming brain-boosting foods like fruits, nuts, and whole grains can enhance cognitive function. Staying hydrated is equally important, as dehydration can distract concentration. Regular meals prevent energy dips, while avoiding excessive sugar and caffeine maintains steady energy levels. Mindful eating practices, coupled with a balanced diet, will support sustained concentration and productivity during intensive study sessions.