Beyond the flu shot, and avoiding physical contact like handshakes one can also build up the immune system with foods.
1. Proteins is lean meat, poultry, seafood, eggs, beans and soy products can boost immunity
2. Vitamin A protects from infections and is present in colorful carrots, kale, spinach, sweet potatoes, and red bell peppers.
3. Vitamin C boosts immunity and is present in citrus fruits.
4. Vitamin E in nuts works as an antioxidant neutralizing free radicals. Throw in some almonds or sunflower seeds for a little healthy Zinc. Other sources are lean beef, crab, black eye peas and tofu! [Source Medline Plus]
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