12. Bell Peppers
If you were asked to come up with a food source that was high in vitamin C, you would probably not think of bell pepper. As unlikely as it sounds, bell peppers contain more vitamin C than oranges. Vitamin C is widely known for its ability to fight off cold and flu viruses and prevent cancer cells from growing.
Almonds are high in amino acids, which are essential for T-cells. T-cells are a vital part of the immune system, and they work to protect the body against harmful viruses and bacteria. Almonds and other nuts are packed with these healthy amino acids.
It’s no surprise that chicken soup is the go-to meal for sick people everywhere. Just the stock or broth alone a slew of immune-boosting ingredients like gelatin and chondroitin. The vegetables that are added to the soup also add helpful antioxidants to the mix. It’s the chicken, however, that does most of this dish’s magic. Poultry, in general, has high levels of vitamin B6. Not only does vitamin B6 keep you from getting an infection, but vitamin B6 has also been found to increase the immune response in people who were already sick.