RevaHealth Journal

Vitamin D, immune function and what labels may say
04 August, 2026

Vitamin D, immune function and what labels may say

The permitted immune-function claim for vitamin D is narrower than adverts imply. Here is the precise reading.

04 August, 2026

Vitamin D, immune function and what labels may say

The permitted immune-function claim for vitamin D is narrower than adverts imply. Here is the precise reading.

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A UK winter wellbeing checklist that stays realistic
04 August, 2026

A UK winter wellbeing checklist that stays real...

Winter asks for daylight, routine and honest vitamin D arithmetic. A practical checklist for UK adults.

04 August, 2026

A UK winter wellbeing checklist that stays realistic

Winter asks for daylight, routine and honest vitamin D arithmetic. A practical checklist for UK adults.

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Vitamin D3 and K2 on one label: what MK-7 and PEA are doing there
30 July, 2026

Vitamin D3 and K2 on one label: what MK-7 and P...

Vitamin D3 and K2 appear together on more and more labels. What the authorised claims actually allow, why MK-7 is named, and the interaction worth checking first.

30 July, 2026

Vitamin D3 and K2 on one label: what MK-7 and PEA ar...

Vitamin D3 and K2 appear together on more and more labels. What the authorised claims actually allow, why MK-7 is named, and the interaction worth checking first.

READ MORE
Vitamin D in the UK: how much to take in autumn and winter
30 July, 2026

Vitamin D in the UK: how much to take in autumn...

Between October and March there is not enough UVB in UK sunlight for most people to make vitamin D. Here is what the official guidance says, who it applies to...

30 July, 2026

Vitamin D in the UK: how much to take in autumn and ...

Between October and March there is not enough UVB in UK sunlight for most people to make vitamin D. Here is what the official guidance says, who it applies to...

READ MORE

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