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Espresso

Moderate histamine

Espresso's concentrated caffeine may significantly reduce your body's ability to break down histamine from other foods you eat.

Espresso is essentially concentrated coffee — so its effect on histamine breakdown tends to be stronger than a regular cup.

  • DAO blocking — caffeine is widely thought to interfere with DAO activity, the enzyme your body uses to clear histamine; espresso delivers a high dose in a small volume, which may amplify this effect

  • Timing matters — having espresso alongside or right after a histamine-rich meal may compound any reaction, since your body's breakdown capacity is already challenged

Some people find they tolerate a small amount earlier in the day better than later, when histamine can accumulate.

Track your reactions to espresso in Histamine Tracker. Log meals and symptoms to spot the patterns that matter for your body.

For educational purposes only. Not medical advice. Consult a healthcare professional for personal guidance.

References

  1. SIGHI Food Compatibility List — SIGHI (2026)
  2. Histamine and histamine intolerance — Maintz & Novak (2007)
  3. Histamine Intolerance: The Current State of the Art — Comas-Basté et al. (2020)
  4. Low-Histamine Diets: Is the Exclusion of Foods Justified by Their Histamine Content? — Sánchez-Pérez et al. (2021)
  5. Histamine Intolerance: Symptoms, Diagnosis, and Beyond — Jochum (2024)
  6. Guideline on management of suspected adverse reactions to ingested histamine — Reese et al. (2021)