1 forms studied

Does vitamin b3 help with high blood pressure?

Yes — but only in one form. Vitamin B3 (Niacin) is the one that was tested, and the others sold for this do not carry the same evidence.

Form by form

Strongest first. Evidence for one salt or ester is not evidence for another, so each is rated on its own trials.

Vitamin B3 (Niacin)Strong

Trials used 500–2000 mg · 2 studies · tested as Extended-release niacin (e.g. Niaspan) at lipid-lowering doses (1–2 g/day), studied in dyslipidaemic patients

Compare every form of vitamin b3 →