Does niacin work?

Overall Effectiveness Rating for Niacin

The overall effectiveness rating for niacin is 1 out of 3. This rating means there is little to no evidence niacin does what it claims. Using this supplement will not lead to positive results.

Overall Confidence Rating for Niacin

There is one study in the database on niacin; the confidence rating is 20. A score above 80 means the effectiveness rating for this supplement is reliable. A score under 80 means there is insufficient evidence to ensure a reliable effectiveness rating. Note, this rating is for niacin as a whole. There are also individual ratings for the claims below.

Products Containing Niacin

Products Containing Niacin
Formula-H 3.0
Procera Advanced Brain
Gold Standard Pre-Workout
Full list of all 93 products containing Niacin.

Individual Claims

The overall ratings above do no necessarily reflect each claim about niacin. Individual claims can have higher or lower ratings. For example, some supplements may have a lot of backing for one claim, but be completely useless for another. Click on claims below for more information.

Performance Claims Effectiveness Rating Confidence Rating
improve cycling performance
increase strength


Title of Study
Acute effects of a caffeine-containing supplement on bench press and leg extension strength and time to exhaustion during cycle ergometry