Does Niacin help with sleep?
Possibly — but there are few reports. 73% of 11 people who reported on Niacin for sleep say it improved. 9% noticed no change and 18% say it got worse.
Sleep: what users report
73%better11 reports · few reports
8 better1 no change2 worse
What the research says
AResearch: Strong114 meta-analyses · 379 trials on PubMed
None of the top reviews we found look specifically at sleep. See all research on Niacin.
Side effects people mention
flushing 29flush 5stomach issues 2liver damage 2niacin flush 2
What else is Niacin used for?
Based on few reports — treat as anecdotal. Information only — not medical advice. How we count