Take Our Quickie Quiz: Are You Getting Enough Vitamin D?
     (Click here for answers.)

1. Which of these factors can decrease your body’s ability to produce enough Vitamin D?

  • Use of sunblock
  • Air pollution
  • Cloudy days
  • Living at the North Pole
  • Wearing long sleeves
  •  Your skin color
  • Winter
  • Wearing big hats
  •  Prescription medications
  •  Staying indoors
  • All of the above

2. What percentage of Americans are deficient in Vitamin D? (choose one)

  • 30%
  • 50%
  • 70%
  • 90%

3. According to research, Vitamin D can do which of the following? (pick all that apply)

  • Improve immune function
  • Reduce the risk of some cancers
  • Help your body absorb calciuim
  • Give you a suntan from the inside out

4. If you go outside at high noon and sprawl buck naked in the sunshine, how long will it take you     to get an adequate day’s supply of Vitamin D?

  • 5-10 minutes
  • 10-15 minutes
  • one hour
  • until the police arrive

5. How can your doctor test your Vitamin D level? (pick one)

  • By pinching your skin to see if it hurts
  • By holding a buttercup under your chin
  • By giving you a serum 25-hydroxy-Vitamin D test
  • By checking your medicine cabinet

6. What deficiency disease used to be common in children before milk was fortified with Vitamin D?

  • Kwashiorkor
  • Marasmus
  • Rickets
  • Scurvy
  • Beriberi

7. Which of the following is a great natural source of Vitamin D?

  • Carrots
  • Cows
  • Cashews
  • Corn
  • None of the above
  •  All of the above

8. Which of the following tips can help keep your skin healthy?

  • Drink 8 to 10 glasses of water daily.
  • Don’t smoke.
  • Eat foods rich in omega-3 fatty acids.
  • Spray Pam™ on your head if you have male pattern baldness.


  • k) All of the above
  • c) 70%
  • a, b & c (but not d!)
  • b) 10-15 minutes (without sunscreen)
  • c) serum 25- hydroxy-Vitamin D test
  • c) Rickets
  • e) None of the above
  • a,b & c (but not d)