In general, the foods that strengthen your immune system are the same foods you need to balance overall health: Vegetables and Fruit, Whole Grains, Beans and Lentils, and Nuts and Seeds. While no one food can totally prevent you from catching a virus like the coronavirus or flu, here are some foods and their key nutrients known to boost immunity. 

• Citrus Fruits & Tomato Products – Vitamin C, beta carotene 
• Sweet Potato & Carrots – Beta carotene 
• Beans & Lentils –Zinc, protein 
• Nuts & Seeds –Anti-inflammatory substances, zinc, protein, selenium, vitamin E 
• Blueberries & Dried Tart Cherries – Flavonoid antioxidants 
• Green Vegetables – Anti-inflammatory antioxidants, vitamin C 
• Lean Animal Proteins (salmon, chicken, milk & yogurt) – Omega-3 fats, protein, zinc, vitamin D  
• Turmeric & Cinnamon – Anti-inflammatory substances