A Guide to Meat, Poultry, and Histamine Intolerance

A Tolerance Kitchen article.

The below content has been created with the input of a range of dietitians and sources. Following a low histamine diet should always be done alongside a qualified dietitian. Your own unique intolerances may make you more susceptible to certain foods than others, and long term adherence can lead to deficiencies in other important nutrients. You can find a list of trusted histamine dietitians here, all of whom offer 1:1 online sessions to help you get started and work with you to create a personalised diet.

Understanding Histamine in Meat and Poultry

Unless you're a vegetarian or vegan, meat and poultry are staples of a balanced diet, providing essential protein and nutrients. When you begin a low-histamine diet, however, this food group can suddenly seem like a minefield. One day a simple chicken breast feels fine, the next it seems to cause a reaction. Why the inconsistency?

The answer almost always comes down to one word: freshness. Unlike some foods that have naturally high levels of histamine, fresh meat contains virtually none. Instead, histamine develops as the meat ages through a natural process of bacterial action.

All protein is made up of amino acids. One of these, histidine, is converted into histamine by certain bacteria. The longer the meat is stored, and the warmer the temperature, the more time these bacteria have to work. We explained this same process in our previous Tolerance Kitchen article on fish and seafood.

This is a key reason why navigating histamine intolerance can feel so challenging; it’s not just about what you eat, but also how it has been handled, stored, and prepared before it reaches your plate. This all contributes to your histamine bucket. When the bucket overflows from a combination of external histamine (like that in food) and internal histamine (from stress or allergies), reactions can occur.

The Science: Why Ageing and Curing Matter

The process of histamine formation explains why certain types of meat are almost always problematic for those with histamine intolerance. Processes designed to enhance flavour or preserve meat often create the perfect conditions for histamine to accumulate.

• Ageing: Dry-ageing beef is a popular technique used to intensify its flavour and make it more tender. This involves hanging the meat in a controlled, refrigerated environment for a period of time. While prized by chefs, this extended period allows for significant histamine development
• Curing and Smoking: Processes used to make bacon, salami, chorizo, and ham involve salt, nitrates, and time. This preservation method is a major catalyst for histamine and other biogenic amines to form, placing these items firmly on the high-histamine list
• Processing: Creating mince, sausages, or burgers increases the meat's surface area, exposing more of it to air and potential bacteria. Additives, preservatives, and seasonings in processed products can also be problematic

For individuals with a DAO deficiency, the body lacks sufficient diamine oxidase (DAO), the primary enzyme responsible for breaking down histamine from food. When you consume foods where histamine has been allowed to build up, your body simply can't clear it fast enough, leading to that bucket overflow we mentioned.

A Guide to Different Meats

While individual tolerance varies, here is a general framework for approaching different types of meat and poultry. For a more comprehensive overview, see our Low Histamine Diet & Food List.

Poultry (Chicken and Turkey)

Generally low histamine. Poultry is often the safest and best-tolerated choice.

• Best choices: Freshly cooked, plain, skinless chicken or turkey breast or thighs
• Use caution: The skin can sometimes hold more histamine than the meat. Rotisserie chickens from supermarkets have been sitting under heat lamps, allowing histamine to develop
• Avoid: Pre-cooked, sliced deli meats and any processed poultry products like breaded nuggets or seasoned burgers

Lamb

Generally low to moderate histamine. Lamb is not typically aged for as long as beef, making it a potentially better option for red meat.

• Best choices: Freshly cooked lamb chops, leg of lamb, or a roasting joint from a trusted butcher
• Avoid: Pre-seasoned or marinated lamb, mince (unless freshly minced), and especially leftovers

Beef

Moderate to high histamine. The histamine level in beef is highly dependent on how it was handled.

• Best choices: Unaged cuts of steak or roasting joints, cooked from fresh or frozen. Ask your butcher for the freshest, unaged cuts available
• Avoid: All dry-aged beef, supermarket mince (which may have been sitting for a while), pre-made burgers, and cured beef like pastrami or biltong

Pork

Moderate to very high histamine. Pork is often one of the most problematic meats.

• Best choices: Some people may tolerate very fresh, plain, uncured pork loin or chops. We recommend approaching with caution
• Avoid: All cured pork products are extremely high in histamine. This includes bacon, ham, prosciutto, salami, chorizo, and most sausages. These are among the first things to remove during an elimination diet

Sourcing, Preparation, and Storage: Your Toolkit for Success

You can significantly control the histamine content of meat by being mindful of how you buy, cook, and store it.

Sourcing

• Find a good butcher: This is the single most effective step you can take. A good butcher can tell you how old the cut is, and provide you with the freshest, unaged meats. You can also ask them to mince a fresh cut of steak for you, ensuring your mince is as low-histamine as possible
• Buy frozen: Freezing is your best friend. The freezing process halts histamine production completely. Buying meat that was flash-frozen at the source is an excellent option
• Choose whole cuts: A whole steak or chicken breast will have a lower histamine potential than the equivalent weight in mince due to its smaller surface area

Preparation and Cooking

• Cook from frozen: If you have frozen meat, cooking it directly from frozen is often the best method. This avoids the defrosting period where bacteria can become active and start producing histamine
• Keep it simple: Gentle cooking methods like poaching, steaming, or baking are excellent. High-temperature methods like char-grilling can produce other biogenic amines which may also cause issues for sensitive individuals

The Leftover Rule

This is non-negotiable. Even a perfectly fresh, low-histamine meal will become higher in histamine if left in the fridge. As soon as the meat cools, histamine production restarts.

1. Cool quickly: Don't leave cooked meat sitting out. Cool it down as rapidly as is safe to do so
2. Freeze immediately: Portion the cooled meat into individual servings and place them straight in the freezer
3. Do not refrigerate for later: Do not save it for lunch the next day. The freezer is the only safe place for leftovers

Bringing it all Together

The above is designed to help you make better, more informed choices about your diet, so that you can take some of the stress out of eating. As always, the best choices that you can make will always be made alongside a trusted dietitian. If you're just starting your journey and are unsure where to begin, our Tolerance Questionnaire can help guide you towards the right resources, and our About page has a list of independent dietitains that can help you take the best next step.

This article is for informational purposes only and does not constitute medical advice. Histamine intolerance is a complex condition and individual responses vary. Please consult a qualified healthcare professional for advice specific to your situation.