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Nitrites
Contains preservatives potassium nitrite (E249) and sodium nitrite (E250). Rarely, nitrites may trigger allergic-like reactions (e.g., headaches, flushing) or worsen asthma in sensitive individuals; not a true IgE-mediated allergy.
Symptoms
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Headache
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Flushing
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Nausea
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Dizziness
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Shortness of Breath
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Rapid heartbeat
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Hypotension
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Abdominal Pain
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Allergic reaction (rare)
Healing & Prevention
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Avoid nitrite-containing foods
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Stay hydrated
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Antihistamines for mild reactions
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Vitamin C supplementation
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Emergency epinephrine (for severe reactions)
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Consult a doctor
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Monitor blood pressure