Vitamin B12 (Cobalamin) Allergy: Symptoms & Diet Guide | Diets Premium Skip to main content
Vitamin B12 (Cobalamin)
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Vitamin B12 (Cobalamin)

Added vitamin B12 may be derived from bacterial fermentation (safe) or animal sources (e.g., liver). Rarely triggers allergic reactions in sensitive individuals, typically via cobalt sensitivity or protein contaminants. Symptoms may include dermatitis or gastrointestinal distress.

Allergen
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Symptoms

  • Allergic reaction (mild)
  • Swelling
  • Digestive Issues
  • Anaphylaxis (severe)
  • Headache

Healing & Prevention

  • Avoidance of Vitamin B12
  • Antihistamines
  • Epinephrine (for severe reactions)
  • Medical Consultation
  • Alternative nutrient sources

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