Pinitol

Best for

Improve insulin sensitivity

Not enough research · 1000 mg/day · 1 study , n=30

1 papers · 2 claims · 4 outcomes scored · 2 positive

Outcomes

What pinitol actually does, by outcome

Each row is one outcome with effect size, evidence base, the dose that worked in trials, and time to first effect. Magnitude tiers come from native-unit MCID where available, Cohen's d otherwise.

Outcome Effect size Evidence Dose Weeks Rank

Improve insulin sensitivity Not enough research

Your cells respond to insulin again so your pancreas works less hard.

1 RCT n=30 1000 mg —

19221977

trivial

1 RCT n=30

1000 mg

—

Flatten post-meal blood sugar spikes Not enough research

Blunts the glucose surge after eating so energy stays level.

1 RCT n=30 1000 mg —

19221977

trivial

1 RCT n=30

1000 mg

—

Outcome	Effect	Evidence	Dose	Weeks	Rank
Improve insulin sensitivity Not enough research	trivial	1 RCT n=30	1000 mg	—	—
Flatten post-meal blood sugar spikes Not enough research	trivial	1 RCT n=30	1000 mg	—	—

Risk profile

Adverse events and known drug interactions

Safety events

No significant adverse events reported in RCT

Sources

1. Effects of acute pinitol supplementation on plasma pinitol concentration, whole body glucose tolerance, and activation of the skeletal muscle insulin receptor in older humans. (2009) ↑

Generated August 14, 2026

Pinitol

What pinitol actually does, by outcome

Adverse events and known drug interactions

More evidence for Pinitol

Metabolic health: evidence map across 82 supplements

Alpha Lipoic Acid

Berberine

Chlorogenic Acid

Chromium

Cinnamon

Pinitol

More evidence for Pinitol

NewMetabolic health: evidence map across 82 supplements

NewAlpha Lipoic Acid

NewBerberine

NewChlorogenic Acid

NewChromium

NewCinnamon

Metabolic health: evidence map across 82 supplements

Alpha Lipoic Acid

Berberine

Chlorogenic Acid

Chromium

Cinnamon