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Tim Hortons Bacon & Cheese Egg Pastry

High histamine

This pastry is high, driven by aged cheddar and Swiss, sour cream, and bacon.

Fast food is cooked in batches and held warm rather than made when you order it, so it is rarely as fresh as something cooked at home. That matters here because histamine builds up as protein foods sit, which means the same item can affect you differently depending on how long it waited.

This is a flaky pastry filled with egg, smoked bacon, grated Swiss and cheddar, and sour cream.

  • Aged cheeses and sour cream — the grated Swiss and cheddar are aged, and the sour cream is cultured, which is why they all read high and drive this pastry up.

  • Smoked bacon and the pastry — the naturally smoked bacon adds to the high level, while the enriched flour and yeast in the dough sit at moderate underneath.

A plain roll or plain bagel is a much lower-histamine breakfast on the same menu.

This rating comes from Tim Hortons' own published ingredient statement, read on August 23, 2026. Restaurant recipes vary by location and change over time, so always check the current listing: source 1, source 2. How we rate foods →

Tim Hortons Bacon & Cheese Egg Pastry and Tim Hortons are trademarks of their respective owners. This page is an independent histamine reference and is not affiliated with, endorsed by, or sponsored by the brand.

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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)