School of Life Sciences | Ask A Biologist

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Fat Soluble Vitamins

Vitamin A - discovered in 1913

What it does:

  • helps eyesight
  • keeps skin healthy
  • helps with growth of body organs (like bones)

Foods that have vitamin A:

  • liver, fish, milk, butter, eggs, carrots

Deficiency problems:

  • night blindness, poor growth, dry skin
vitamin a

Vitamin D - made in the skin by the sun

What it does:

  • helps bones grow strong

Foods that have vitamin D:

  • egg yolks, liver, butter, milk

Deficiency problems:

  • rickets (deformed bones), weak bones
vitamin d

Vitamin E - called the antiaging vitamin

What it does:

  • protects lungs against pollution damage
  • helps keep heart healthy
  • may help protect against cancer

Foods that have vitamin E:

  • sweet potatoes, peanut butter, sunflower seeds, spinach, nuts

Deficiency problems:

  • nerve destruction, red blood cell destruction
vitamin e

Vitamin K - made by bacteria in our intestines

What it does:

  • helps make blood clot
  • helps keep bones healthy

Foods that have vitamin K:

  • liver, cabbage, lettuce, spinach, milk, meat, eggs

Deficiency problems:

  • hemorrhage
vitamin k

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Share to Google Classroom

Be part of Ask A Biologist

by volunteering, or simply sending us feedback on the site. Scientists, teachers, writers, illustrators, and translators are all important to the program. If you are interested in helping with the website we have a Volunteer page to get the process started.