1. Balanced Diet: A well-balanced diet rich in vitamins (like A, C, D, and E), minerals, and antioxidants supports the immune system's function. Include a variety of fruits, vegetables, whole grains, lean proteins, and healthy fats in your meals.

2. Probiotics: Foods like yogurt, kefir, sauerkraut, and kimchi contain beneficial bacteria that support gut health. A healthy gut microbiome is linked to a stronger immune response.

3. Hydration: Staying hydrated is essential for maintaining optimal immune function. Water helps in transporting nutrients and eliminating waste products from the body.

4. Limit Sugar and Processed Foods: High sugar intake and processed foods can negatively impact immune function. They may contribute to inflammation and weaken the immune response over time.

5. Incorporate Immune-Boosting Foods Some foods: are known to have immune-boosting properties. Examples include garlic, ginger, turmeric, citrus fruits, berries, nuts, and seeds. These foods contain compounds that may help support the immune system.