A Boy Ate 150 Gummy Vitamins For Breakfast. This Is What Happened To His Bones. - YouTube
https://www.youtube.com/watch?v=mZ6nREONy_4
Does Sunlight Through Glass Provide Vitamin D? - The New York Times
https://www.nytimes.com/2019/02/08/well/live/does-sunlight-through-glass-provide-vitamin-d.html
Four-in-one pill prevents third of heart problems - BBC News
https://www.bbc.com/news/health-49434337
Magnesium and major depression (2011) | Hacker News
https://news.ycombinator.com/item?id=20181855
Sunlight through glass does not provide Vitamin D | Hacker News
https://news.ycombinator.com/item?id=19244686