Dr. Holick video on vitamin D
Holick Video on YouTube
A few images from another of his excellent videos
Other forms of vitamin D generated

C-section

Iguana with little vitamin D

UVB White skin vs black skin

Global deficiency of vitamin D

Psorasis placebo vs vitamin d

Navy indoors 8X more death than outdoors - 1915

Type 1 diabetes 10X less at equator

Perhipheral Vascular Disease decrease 80%

Holick and his family take 3000 IU vitamin D total daily

Holick recommendations vs age

See also Vitamin D Life
VITAMIN D: A D-LIGHTFUL SOLUTION FOR GOOD HEALTH – Holick 2012
Search Vitamin D Life with Holick in the title 40 pages as of Dec 2015
Other Holick videos
- Holick on Gene Expression by Vitamin D April 2013