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It looks to me like the supplement is D3 and the one you get from UV exposure is D3, so no, spending time outdoors doesn't give you any better Vitamin D than th
by postfuturist 14y ago
It looks to me like the supplement is D3 and the one you get from UV exposure is D3, so no, spending time outdoors doesn't give you any better Vitamin D than the supplement. Of course, exercise has other benefits.
- graeme 14y agoI would amend that to no proven benefits. The body is a complex system. D3 generated by the body via natural pathways may be more effective than ingested D3 in some way we don't understand yet. Leaving aside any other ill-understood benefits of sun exposure.