Continuously updated topic dossier

Metformin

Human and preclinical research connecting metformin with ageing-related outcomes.

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Automated evidence frame

Do observed health associations translate into benefits for people without an approved treatment indication?

How this is generated

Current evidence state

A large human evidence base exists for approved metabolic uses; longevity-specific conclusions remain unsettled.

Known limits

Confounding, indication bias, population differences, dose, and endpoint selection complicate interpretation.

Regulatory context

Approved uses must be distinguished from experimental longevity use.

Building the latest evidence view…