Supplements studied for regulating blood glucose levels.
89 supplements have studies linked to this goal. Berberine scores highest (7/10), followed by Fiber (Dietary) (7/10) and Psyllium Husk (7/10). 8 of them reach moderate or strong support — the rest are thinly studied or showed little effect.
Supplements rated for Blood Sugar Balance
How to read these scores
The 0–10 score reflects how well the evidence supports a supplement for this specific goal, independent of how much it has been studied overall. It is an editorial rating checked against meta-analyses — how we set it.