The life-threatening reason why woman was forced to go vegan

Health & Fitness
28 Aug 2025 • 3:19 AM MYT
The Independent
The Independent

The world’s most free-thinking newspaper

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  • Daisy Holstine, a mother of two from Arkansas, developed a severe allergy to meat, necessitating a vegan diet.
  • She was diagnosed with alpha-gal syndrome (AGS), a potentially life-threatening condition believed to be caused by a lone star tick bite.
  • AGS occurs when the alpha-gal sugar molecule from a tick triggers an immune system response, leading to allergic reactions to mammal products.
  • Holstine experienced severe symptoms like swollen eyes and hives, which she eventually linked to meat consumption after an elimination diet suggested by AI.
  • The allergy can develop months after a tick bite, and while there is no cure, symptoms are managed by avoiding animal products and further tick exposure.

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