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Would expect that daylight which has gone through glass is probably not going to help you produce vitamin D.
by GlennS 9y ago
Would expect that daylight which has gone through glass is probably not going to help you produce vitamin D.
- scaryclam 9y agoWhy on earth not?
- dcminter 9y agoBecause the ultraviolet-B component of sunlight is what allows your skin to create vitamin D, and glass blocks ultraviolet-B pretty effectively.
- scaryclam 9y agoWow, thanks for the information, I didn't know that! :)
- CalRobert 9y agoPerhaps because normal glass blocks the UVB which stimulates vitamin D production? Similarly, you don't get sunburned indoors. http://www.skincancer.org/healthy-lifestyle/vitamin-d/make-vitamin-d-not-uv-a-priority http://www.skincancer.org/healthy-lifestyle/vitamin-d/make-v...