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Sunlight vs supplements: Which is a better source of vitamin D?
Vitamin D deficiency is increasingly common due to limited sun exposure from modern lifestyles. Sunlight and supplements are ...
来自MSN
8 个月
I only get 11 minutes of sunlight a day – and this is how it affects me
First things first, we don’t “get” vitamin D from the sun in the same way that eating an orange gives us vitamin C. “Vitamin D is made when the sunlight hits a substance under your skin called ...
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