Having a strong immune system is always important, but it seems to be even more so in the coronavirus pandemic. A strong immune system won’t prevent you from getting the coronavirus, but it does reduce the odds of contracting it and can help you stave it off if there is a positive diagnosis. Here are eight vitamins that help boost your immune system -- and examples of foods that contain them if you don’t want to swallow any supplemental pills, according to the Cleveland Clinic. Notable foods that contain it: There are lot of foods that contain Vitamin C, including orange and grapefruit juice, broccoli, cauliflower, kale, kiwi, spinach, papaya, tomatoes and strawberries. Notable foods that contain it: Chicken, turkey, seafood, beans, broccoli, kale.