Safety · Supplement
Berberine: side effects, safety & interactions
GI upset is common. Treat it as a drug: additive hypoglycemia with diabetes medication, CYP-mediated interactions, and a
- Overall grade
- Grade B
- Last revised
- 0
- graded outcomes
- 0
- references listed
Assembled by the app from other entries in this library. It adds no evidence of its own — follow the links to the entries it draws on.
What is uncertain
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- Watch with Psyllium Husk: Fiber slows uptake — separate by 2 hours.
The evidence in words
Safety profile
GI upset is common. Treat it as a drug: additive hypoglycemia with diabetes medication, CYP-mediated interactions, and avoid in pregnancy/nursing.
Interactions to respect
Metformin — Additive glucose lowering — hypoglycemia risk; monitor. · Psyllium Husk — Fiber slows uptake — separate by 2 hours.
What Berberine is
Berberine is an alkaloid from several plants (goldenseal, barberry) with pharmacologic effects on glucose and lipid metabolism rivaling some prescription agents.
The honest bottom line
The closest thing to a metabolic drug on the supplement shelf — real glucose and lipid benefits. Respect it accordingly: with meals, several weeks, and never casually alongside diabetes medication.
Related reading
Entries that share this one's tags or conditions.
- Cinnamon: side effects, safety & interactionsHigh-dose cassia coumarin can stress the liver; additive glucose lowering with diabetes drugs.Evidence grade C
- Alpha-Lipoic Acid: side effects, safety & interactionsGenerally safe; can lower glucose (watch for lows with diabetes meds) and rarely triggers an insulin-autoimmune reactionEvidence grade B
- American Ginseng: side effects, safety & interactionsGenerally safe; additive glucose lowering; may reduce warfarin effect.Evidence grade C
- Apple Cider Vinegar: side effects, safety & interactionsDilute it — undiluted vinegar damages enamel and the esophagus; additive glucose lowering; caution with low potassium.Evidence grade C
Sources
This entry lists no references of its own — it is assembled from the entries it links to, whose sources are on their pages.
Last revised . A grade is this entry's reading of the evidence, not medical advice.