Is Alpha Lipoic Acid Safe with Metformin?
Free · No account · based on published sources including NIH ODS, FDA drug labels, and peer-reviewed literature
Monitor blood glucose regularly. Report symptoms of hypoglycemia such as dizziness, sweating, or confusion to your healthcare provider.
Why this interaction occurs
Alpha Lipoic Acid enhances insulin sensitivity and glucose uptake independently of metformin. Additive effects may lower blood glucose more than intended, particularly in well-controlled diabetics.
Evidence
Evidence level: moderate.
Reported safety data
The FDA’s adverse event reporting system (FAERS) has received 432,898 reports mentioning Metformin. This reflects reported cases involving the medication in general — not confirmed causation, and not specific to the Metformin + supplement combination on this page.
FAERS reports are voluntary and cannot prove that a drug caused an event. Do not use report counts to assess the safety of this specific drug-supplement pair.
Frequently asked questions
Related interactions
All Alpha Lipoic Acid interactions → · All Metformin interactions →
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Educational only — not medical advice.
Always confirm with your doctor or pharmacist.