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Pure Vitamins UK Vitamin D3 plus K2 tablets, 4000 IU D3 and 100 microgram K2 MK-7 for winter vitamin D supplementation

Vitamin D in Winter UK: Why It Matters and How to Choose

Why vitamin D matters in a UK winter: from October to March there isn't enough UVB sunlight to make it. The honest case for a D3 supplement, its authorised roles, and how to choose.

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