Are Panera Bread Kalamata Olives High in Histamine?

Panera Bread Kalamata Olives

High histamine

Kalamata olives are high because they are cured and packed with red wine vinegar.

Food here is usually assembled to order from components that were prepped earlier in the day, so it tends to be fresher than a drive-through and less fresh than cooking at home. Histamine builds up as protein foods sit, so how long the chicken or beef has been in the warmer matters as much as what is in the bowl. Treat the rating above as a starting point.

DAO Blocker

These are kalamata olives packed with sea salt, red wine vinegar, concentrated grape juice, and herbs.

Cured olives lead — kalamata olives are cured, which runs high, and cured foods are among the strongest histamine drivers.
Red wine vinegar adds more — it runs high and also acts as a DAO blocker, so the pack has two ingredients each keeping it firmly high.

There is no easy tweak here, so a fresh vegetable topping is the better lower-histamine choice.

This rating comes from Panera Bread's 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 →

Panera Bread Kalamata Olives and Panera Bread 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.