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Purported AI-Generated Doctor Deepfakes Reportedly Used Guy's and St Thomas' Branding to Market Weight Loss Patches

AI Incident Database · article · Jan 15, 2026 · UTC

Guy's and St Thomas' NHS Foundation Trust warned that purported AI-generated videos circulated on Facebook and TikTok depicted its clinicians endorsing weight loss patches. The videos allegedly impersonated doctors and used misleading medical claims to market a product.

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recordType
incident-report
evidenceStatus
reported
region
Global

Reported occurrence date: 2026-01-09T00:00:00.000Z

Evidence & attribution

AI Incident Database, Responsible AI Collaborative; McGregor (2021), Preventing Repeated Real World AI Failures by Cataloging Incidents. Incident-specific contributor credits are available at each citation link. Metadata adapted; article text excluded.

License: CC BY-SA 4.0

First collected: 2026-09-19T22:50:59.123Z. This is not the publication date.

Observed changes

AIIC observation times, not verified publisher revision times. Up to eight recent revisions.

2026-09-20T23:22:28.549Z

  • publishedAt: Not provided2026-01-15T00:00:00.000Z