Sun is the best
- Vitamin D levels produced by the sun last longer than those produced by supplements
- Benefits to Multiple Sclerosis from Sun produced vitamin D are much better than those from supplements
- Sun also produces Nitric Oxide that helps many health problems - such as cardiovascular
- 5 Amazing Properties of Sunlight You've Never Heard About
- Health benefit of Sunlight is more than Vitamin D in the blood - many studies
- Light (especially UV) and Health conference – Germany June 2015
- The sun provides more health benefit than vitamin D – Dr. Lucas podcast – May 2015
- 340,000 US deaths annually due to insufficient sun (some due to low vitamin D) – July 2020
- Which Is Worse - Avoiding Sunlight or Vitamin D Deficiency – April 2019
- Nature deficiency leads to disease (less sun, less Vitamin d) – Feb 2019
UV is good too
- UV improves immune system without increasing vitamin D levels in male mice – Sept 2012
- Light (especially UV) and Health conference – Germany June 2015
- UVB produced 8X more vitamin D as solar UV – July 2012 perhaps UV source is better if it has very little UVA
Start gradually with the sun/uv and minimize getting even a slight reddening of the skin the next day
- The sun only produces a useful amount of vitamin D when your shadow is shorter than you are.
- Might start the season with just a few minutes of noonday sun
- The more skin exposed, the more vitamin D you will get for the same amount of sun/uv time
- As vitamin D levels build up you are able to handle more time in the sun/uv without reddening
See also VitaminDWiki
- 20 cent vitamin D pill similar to 2 hours sunbathing at 60 degree latitude – RCT Aug 2013
- UV reduces cardiovascular and metabolic problems– Vitamin D plus Nitric oxide – Sept 2023
- Overview Suntan, melanoma and vitamin D
- Optimize vitamin D from the sun
- Sun and UV a meta-page
- Many wavelengths of light provide health benefits, not just UV – March 2016
- No – 10 minutes per day of sun-UVB is NOT enough
- Increase your vitamin D from the sun by wearing a tan-through instead of standard shirt
tan-through T shirt provides about as much vitamin D as wearing shorts
See also Wunsch
- Is this better than Vitamin D - sunlight (Wunsch, Mercola) - March 2015 several by Wunsch
- Sunlight & Health Update 2021 Vimeo includes COVID discussion