Youthful skin produces 4X as much vitamin D per minute in the sun as elderly skin

Youth rarely have diseases that actually consume vitamin D, such as:

MS, diabetes, obesity, colon cancer, bariatric surgery, kidney failure, liver failure, ...

CLICK HERE for vitamin D deficiency information

Youth tend to be outdoors more - example: summer vacation from school

Exceptions - probably need vitamin D if:

• sensitive skin,

• wearing burka

• indoors a lot due to a lot of video games or computer

• indoors due to the availablity of air conditioning

Exceptions include: dark skin, pregnancy or fertility, Far from equator, and surgery or trauma

See also VitaminDWiki

• 70 percent of Koreans in their twenties had less than 20ng of vitamin D – Dec 2010

• 90 percent of Canadian youth less than 30 ng vitamin D – Oct 2010