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  "path": "/popular-vitamin-d-supplement-has-previously-unknown-negative-effect-study-finds/",
  "publishedAt": "2026-05-01T12:38:14.000Z",
  "site": "https://scitechdaily.com",
  "tags": [
    "Health",
    "Nutrition",
    "Public Health",
    "Supplement",
    "University of Surrey",
    "Vitamins"
  ],
  "textContent": "A new meta-analysis is challenging long-standing assumptions about vitamin D supplements. New research from researchers at the University of Surrey, the John Innes Centre, and Quadram Institute Bioscience is raising questions about a common choice in supplements: vitamin D2 versus vitamin D3. Their findings suggest the two forms may not be interchangeable and, in some [...]",
  "title": "Popular Vitamin D Supplement Has “Previously Unknown” Negative Effect, Study Finds"
}