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Mary's Gone Crackers Original

High histamine

These seed-and-grain crackers are high, because of the tamari in them.

For histamine intolerance, this style of seed-and-grain cracker is best treated as high, because crackers like these are typically seasoned with a fermented soy-based sauce, and fermented ingredients are a major source of histamine. Even though most of what goes into the cracker is a plain grain-and-seed base, that one fermented seasoning is enough to push the whole product into high territory.

Why mary's gone crackers original is rated high

The grain and seed portion of a cracker like this is not the problem on its own. The issue is the savory seasoning that gives this kind of cracker its depth of flavor, which for products in this category is usually a fermented soy sauce or tamari. Fermentation is exactly the process that lets certain bacteria produce histamine, so once a fermented sauce is baked into the dough, the histamine comes along with the flavor. There is no way to bake it back out, which is why a cracker that seems mostly like rice and seeds still lands high.

What changes your risk

  • The fermented seasoning is the driver — the savory ingredient that flavors this kind of cracker is what makes it high, and no amount of freshness or careful storage changes that, because the histamine formed during fermentation before the cracker was ever made.
  • Freshness of the box barely helps — buying a newer package or storing it well keeps the crackers crisp, but it does not lower the histamine that came in with a fermented ingredient.
  • Cooking or toasting does nothing — warming or crisping them further will not remove histamine that already formed. Heat does not undo fermentation.
  • Portion is the only real lever — a smaller amount means less of the fermented seasoning, but with a high-rated food there is no portion that makes it a genuinely low-histamine snack.
  • Similar-looking crackers vary a lot — a plain, unseasoned rice or seed cracker without a fermented sauce is a different risk profile entirely, so read what a cracker is flavored with rather than assuming all seed crackers are alike.

Lower-histamine alternatives

If you want the same crunchy, hearty snack without the fermented seasoning, look for plain crackers or crispbreads whose flavor comes only from grains, seeds, and salt rather than a soy or tamari sauce. Plain rice cakes, simple puffed rice crackers, and unseasoned seeded crispbreads are usually much friendlier, as long as their ingredient lists stay short and skip anything fermented, aged, or yeast-based. Fresh options like sliced pear or apple with a little olive oil, or plain rice paired with fresh cooked poultry, also give you something satisfying without the fermented-seasoning problem.

How to lower the risk

The most useful habit here is reading the flavoring, not the grain. When a cracker's savory taste comes from a fermented soy sauce, treat the whole product as high no matter how wholesome the base looks. If you are shopping for a crunchy staple, choose crackers seasoned only with salt and made from plain grains and seeds, and keep them sealed and dry so they stay crisp. Store-bought crispness and freshness are about texture only and are not a signal of low histamine.

Common questions

Why are these crackers high histamine if they are mostly rice and seeds?

The grain-and-seed base is not the issue. Crackers in this category are usually flavored with a fermented soy sauce, and that fermented ingredient is what carries the histamine and raises the rating for the whole product.

Can I toast them to make them safer?

No. Toasting or baking does not remove histamine that already formed during fermentation. Heat can kill bacteria but it cannot undo histamine that is already in the food.

Are gluten-free seed crackers automatically lower in histamine?

Not at all. Gluten-free just means no wheat. Histamine depends on whether the cracker contains fermented, aged, or yeast-based ingredients, so a gluten-free cracker with a fermented seasoning can still be high.

What crunchy snack can I have instead?

Plain rice cakes, simple puffed rice crackers, or crispbreads seasoned only with salt are usually much better tolerated, since they skip the fermented sauce that makes this style high.

This rating is derived from the product's commonly listed ingredients, which can change over time, so always check the current label. How we rate foods →

Mary's Gone Crackers Original and Mary's Gone Crackers 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)