9 Foods to Strengthen Your Immune System


4. Sweet potatoes

Sweet potatoes as well as other orange vegetables like carrots, cantaloupe, and pumpkin, are rich in Vitamin A that plays an important role in the connective tissue production, which is a key component of skin.

The healthier your skin, the stronger your immunity. There are many ways to cook sweet potatoes, but make sure you do not use seed oils while cooking.