A, C, D, E, B6, Zinc, Selenium, Magnesium, Iron and Copper are important elements if your diet that help boost your immune system

Deficiency of vitamin A has been shown to lower immunity and increase risk of infectious disease

One large carrot has 12,028 international units of vitamin A, which is 400 percent of the recommended daily intake.

Carrots also contain three minerals that are critical to the immune system: iron, zinc and copper. One large carrot provides 1.5 percent of the recommended daily intake of zinc and 3 percent of iron and copper.