It’s very rare, but some people do have an allergy or sensitivity to SO2. For those people, avoiding sulfites might make sense. However, symptoms of a sulfur allergy typically resemble those of hay ...
Sulfa, Sulfur, Sulfate, Sulfite: Which Causes an Allergy? Learn about the potential for hypersensitivity reactions with sulfa/sulfonamide antimicrobials, and whether cross-reactivity with ...