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  "path": "/news/health/anyone-taking-metformin-given-warning-37093731",
  "publishedAt": "2026-05-01T00:54:00.000Z",
  "site": "https://www.mirror.co.uk",
  "tags": [
    "Health",
    "Kingston University",
    "Mental health",
    "Vitamins",
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    "NHS"
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  "textContent": "Pharmacy expert said that the well known drug could also help with polycystic ovary syndrome and even dementia",
  "title": "Anyone taking Metformin given warning over B12 side effect - but potential benefits"
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