Niacinamide during Pregnancy

Niacinamide is safe in pregnancy — and one of the few actives that helps melasma prevention.

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Niacinamide is safe in pregnancy — and one of the few actives that helps melasma prevention.

how to use it. Continue normal AM/PM use.

why it works. Vitamin B3 derivative with no red flags in the pregnancy-safety literature. Blocks melanosome transfer, useful for hormonally-active pigmentation.

Reviewed with 2 sources on 2026-07-03.

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