The strongest evidence for higher histamine content is found in aged and ripened cheeses and cured or dry-fermented meats. Certain fish can also become high in histamine when handling allows it to build up.
Some fermented foods, condiments, and alcoholic beverages can contain higher amounts too. Levels still vary widely by product, batch, and storage conditions. Many commonly restricted fruits and vegetables do not have the same level of measured-content evidence.
High histamine foods at a glance
Start with the categories below. These have the clearest measured-content rationale, but individual products can still vary.
| Category | Examples | What to know |
|---|---|---|
| Aged and ripened cheeses | Parmesan, cheddar, Gouda, blue cheese | Ripening can increase histamine formation. Levels still vary by cheese, producer, and batch. |
| Cured and dry-fermented meats | Salami, pepperoni, some cured sausages | Fermentation and curing can support biogenic amine formation. Products vary considerably. |
| Certain fish products | Tuna, mackerel, sardines, anchovies | Histamine can rise sharply when temperature control fails. Fresh, properly handled fish can measure much lower. |
| Some fermented foods and condiments | Sauerkraut, kimchi, soy sauce, miso | Fermentation can support histamine formation, but recipe, fermentation time, and brand matter. |
| Some alcoholic and fermented beverages | Red wine, some beers, champagne | Histamine levels vary by beverage type, production method, and aging. |
This is a category-level guide, not a claim that every product in each row measures the same way.
What does “high histamine” actually mean?
Dietary exposure comes from histamine already present in food when it is eaten. In many higher-histamine foods, microorganisms convert histidine into histamine during fermentation, aging, spoilage, storage, or processing.
Levels can therefore vary with microbial activity, production method, storage, handling, and testing conditions. The same food type may measure very differently from one product or batch to another.
What a food measures and what happens after someone eats it are different questions. A reaction does not confirm that the food itself was high in histamine. Allergy, another intolerance, or an unrelated ingredient may produce similar symptoms.
Foods most consistently associated with higher histamine
The categories below have the strongest overall measured-content rationale. Even here, histamine levels can vary substantially between products and batches.
Aged and ripened cheeses
Longer aging and microbial ripening are associated with higher measured histamine in some cheese samples. Concentrations still differ considerably between cheese types, producers, and batches.
Cured and dry-fermented meats
Dry-curing and fermentation create conditions where bacteria can convert histidine into histamine. Reported levels vary by product and production method.
Fish and seafood products
Certain fish species, especially scombroid types such as tuna and mackerel, can accumulate histamine when they are not kept adequately cold. Properly chilled fresh fish of the same species can measure much lower.
Fermented vegetables, soy products and condiments
Sauerkraut, kimchi, soy sauce, miso, and some vinegar-based condiments undergo fermentation that can support histamine formation. Levels differ by recipe, fermentation time, and brand.
Alcoholic and fermented beverages
Wine, beer, and other fermented drinks can contain measurable histamine from production. The amount varies by beverage type, brand, and aging.
Foods where high-histamine lists disagree
Tomatoes, spinach, avocado, strawberries, citrus fruits, and chocolate appear on many restrictive lists. The reasons for including them are not consistent.
Some are included because of measured histamine. Others are described as proposed “histamine liberators,” while some appear mainly because people report reactions after eating them.
A 2021 review of low-histamine diet lists found substantial disagreement between published lists. A 2021 multi-society clinical guideline also notes that reliable human evidence for a broad food-liberator mechanism is lacking.
These foods should not be treated as settled “high histamine” or “DAO-blocking” foods. For a closer look at the liberator concept, see Histamine Liberator Foods.
Why histamine levels vary so much
A few practical factors explain most of the variation seen across studies and products:
- Fermentation and aging — longer fermentation can allow more time for microbial conversion.
- Microbial activity — different bacterial strains and contamination levels can produce different results.
- Production method — processing methods can affect histamine formation.
- Storage and handling — temperature control and time matter, especially for fish and some meats.
- Product-to-product variability — brand and batch differences can be substantial.
This is why a single fixed number for “histamine in cheese” or “histamine in wine” does not reflect reality.
Does cooking or freezing remove histamine?
No. There is no universal rule that cooking or freezing eliminates histamine once it has formed.
Cooking can change measured histamine levels in some foods, but the evidence is limited and method-dependent. It does not support a simple “boiled is safe, fried is high” rule. Freezing can slow further microbial formation, but it does not remove histamine already present.
For scombroid-type fish, the FDA gives a stricter food-safety warning. Once substantial histamine has formed, it cannot be reliably removed by washing, freezing, or heating. This warning is specific to fish handling and should not be generalized to every food category.
How to use this list without over-restricting
Use this list as a starting framework, not a fixed set of rules. Individual tolerance varies, and not every symptom after eating is caused by food histamine.
Broad, long-term restriction can create nutritional gaps and make eating unnecessarily difficult. If symptoms persist or are significant, individualized guidance is often more useful than progressively longer avoid lists.
For a practical everyday reference, see the Low Histamine Food List.
When a reaction may be something else
A reaction to a food does not automatically confirm that it was high in histamine. Other explanations are possible:
- A true food allergy
- Another food intolerance
- An underlying digestive condition
- A reaction to another ingredient or additive in the same food
- A mechanism that is not yet well understood
Working through these possibilities can give a clearer picture than expanding a restriction list by default.
References
These sources support the food-content, uncertainty, cooking, and fish-safety statements in this guide.
- Reese I, Ballmer-Weber B, Beyer K, et al. Guideline on management of suspected adverse reactions to ingested histamine: guideline of the German Society for Allergology and Clinical Immunology (DGAKI). Allergol Select. 2021;5:305-314. doi:10.5414/ALX02269E
- Sánchez-Pérez S, Comas-Basté O, Veciana-Nogués MT, Latorre-Moratalla ML, Vidal-Carou MC. Low-Histamine Diets: Is the Exclusion of Foods Justified by Their Histamine Content? Nutrients. 2021;13(5):1395. doi:10.3390/nu13051395
- Comas-Basté O, Sánchez-Pérez S, Veciana-Nogués MT, et al. Histamine Intolerance: The Current State of the Art. Biomolecules. 2020;10(8):1181. doi:10.3390/biom10081181
- Gloria MBA, et al. Histamine in Brazilian Foods: A Comprehensive Review of Occurrence and Risk Assessment for Intoxication and Intolerance. Food Sci Nutr. 2025;13(11):e71151. doi:10.1002/fsn3.71151
- Chung BY, Park SY, Byun YS, Son JH, Choi YW, Cho YS, Kim HO, Park CW. Effect of Different Cooking Methods on Histamine Levels in Selected Foods. Ann Dermatol. 2017;29(6):706-714. doi:10.5021/ad.2017.29.6.706
- U.S. Food and Drug Administration. CPG Sec 540.525 Scombrotoxin (Histamine)-forming Fish and Fishery Products – Decomposition and Histamine. Final guidance, November 2024.
