Here in UK, like everywhere else, Vitamin D dosage is measured in IU. You probab... | Hacker News

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sph on Oct 6, 2021 | parent | context | favorite | on: Clinical trial shows that the use of Vitamin D sup...

Here in UK, like everywhere else, Vitamin D dosage is measured in IU.

You probably never noticed it, or your pills have low-strength dosages (400 IU), which are quite common to find in pharmacies, and personally I don't even bother with those.

matsemann on Oct 6, 2021 [–]

On my bottle it just says "Vitamin D: 15 μg" on the bottle.

Apparently 1 μg = 40 IU for vitamin D, but different per vitamin.

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