Ans: Allergy can be due to multiple reasons. You need to increase your immunity in order to reduce the frequent attacks of allergic reactions.
Have a healthy weight based on your BMI, follow a balanced diet with low fat and low simple carbs and include a fitness schedule.
Include immunity boosters like lemon, turmeric, cinnamon, ginger, etc. Remain well hydrated.
Focus on increasing muscle mass and lower body fat percentage. Maintain normal levels of important blood parameters.