Vitamin D: everything you need to know about this supplement – from when to take it, to how much you really need
When the days shorten and the sun sinks low in the sky, that familiar winter slump sets in. There’s a fundamental reason for this seasonal fatigue: low levels of vitamin D – the “sunshine vitamin”. People in the UK simply can’t make enough of this vital nutrient from sunlight during winter, which is why many are…
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