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What is the Shadow Rule and how does it relate to Vitamin D synthesis?
Hopefully, like me, you’ve been supplementing throughout the winter months, but even though the sun and warmth is returning, here’s why you need to continue with that vitamin D supplement a little while longer.
Vitamin D and the immune system - plus the vitamin you should always supplement alongside
A more in-depth look at Vitamin D and how it supports the immune system, plus another important vitamin you should supplement alongside it.