Histamine Intolerance Diet – Low Histamine Nutrition Guide
The histamine intolerance diet is a nutritional approach that avoids histamine-rich foods to relieve symptoms such as headaches, skin reactions, and digestive complaints.
Things worth knowing about "Histamine Intolerance Diet"
The histamine intolerance diet is a nutritional approach that avoids histamine-rich foods to relieve symptoms such as headaches, skin reactions, and digestive complaints.
What Is the Histamine Intolerance Diet?
The histamine intolerance diet is a specialized nutritional therapy for individuals who suffer from histamine intolerance. In this condition, the body is unable to break down excess histamine efficiently, leading to a wide range of symptoms. The diet aims to reduce daily histamine intake in order to control or completely prevent these symptoms.
Histamine is a biogenic amine that naturally occurs in many foods, particularly in fermented, aged, or stored products. In the body, histamine is broken down primarily by the enzyme diamine oxidase (DAO). In people with histamine intolerance, the activity of this enzyme is reduced, allowing histamine to accumulate and trigger complaints.
Causes of Histamine Intolerance
Histamine intolerance can have several underlying causes:
- Genetic DAO deficiency: An inherited reduction in the activity of the diamine oxidase enzyme.
- Acquired enzyme deficiency: Intestinal diseases such as Crohn's disease or celiac disease can reduce DAO activity.
- Drug interactions: Certain medications such as antihistamines, ACE inhibitors, or non-steroidal anti-inflammatory drugs (NSAIDs) can inhibit histamine breakdown.
- Excessive histamine intake: Consuming too many histamine-rich foods can exceed the breakdown capacity even in otherwise healthy individuals.
Symptoms of Histamine Intolerance
Symptoms of histamine intolerance are diverse and can affect multiple organ systems:
- Headaches and migraines
- Skin reactions such as flushing, itching, or hives (urticaria)
- Gastrointestinal complaints: abdominal pain, bloating, diarrhea
- Nasal symptoms: runny or congested nose
- Heart palpitations or a drop in blood pressure
- Dizziness and fatigue
Foods in the Histamine Intolerance Diet
Foods to Avoid (High in Histamine or Histamine-Releasing)
The following foods should be avoided or significantly reduced on a histamine intolerance diet:
- Fermented foods: sauerkraut, kimchi, fermented soy products, vinegar
- Aged cheeses: Parmesan, Gouda, Camembert, Roquefort
- Alcohol: particularly red wine, beer, sparkling wine, and champagne
- Fish and seafood: especially smoked, pickled, or canned varieties
- Processed meats: salami, pepperoni, smoked ham
- Histamine liberators: tomatoes, strawberries, citrus fruits, chocolate, cocoa, nuts
- Non-alcoholic beverages: energy drinks, certain fruit juices
Well-Tolerated Foods
The following foods are generally low in histamine and well tolerated:
- Fresh meat and fresh fish (not smoked or pickled)
- Fresh vegetables (except tomatoes, spinach, and eggplant)
- Most grains and rice
- Fresh dairy products (e.g., cream cheese, butter)
- Fresh herbs (except oregano and dried spices)
- Most fruits except citrus fruits and strawberries
How to Follow the Histamine Intolerance Diet
The histamine intolerance diet is typically carried out in two phases:
Phase 1: Elimination Phase
During the elimination phase (approximately 4 to 8 weeks), all histamine-rich and histamine-releasing foods are strictly removed from the diet. The goal is to bring symptoms under control and establish a baseline. This phase should ideally be supervised by a qualified nutrition or medical professional.
Phase 2: Reintroduction Phase
In the reintroduction phase, foods are systematically and individually reintroduced into the diet. Reactions are carefully monitored to determine which foods and in what quantities can be tolerated. This creates an individualized tolerance profile that allows for as varied and balanced a diet as possible.
Complementary Measures
In addition to dietary changes, other measures can help improve tolerability:
- DAO enzyme supplements: Dietary supplements containing diamine oxidase can be taken before histamine-rich meals to support histamine breakdown.
- Vitamin B6, Vitamin C, and copper: These nutrients act as cofactors for the DAO enzyme and can support its activity.
- Antihistamines: In acute cases, antihistamines prescribed by a doctor can help relieve symptoms.
- Stress reduction: Stress can worsen histamine tolerance, so relaxation techniques are beneficial.
Diagnosing Histamine Intolerance
Diagnosing histamine intolerance is complex, as no single definitive test exists. Diagnosis is typically made through:
- A thorough medical history and symptom diary
- Keeping a detailed food and symptom journal
- Performing a controlled elimination diet
- Measuring DAO activity in the blood (as an indicator, though not conclusive on its own)
- Excluding other conditions such as allergies or mastocytosis
References
- Maintz L, Novak N. Histamine and histamine intolerance. American Journal of Clinical Nutrition. 2007;85(5):1185–1196. doi:10.1093/ajcn/85.5.1185
- Reese I et al. German guideline on food intolerance: histamine intolerance. Allergologie. 2017;40(3):121–139.
- Schnedl WJ, Enko D. Histamine Intolerance Originates in the Gut. Nutrients. 2021;13(4):1262. doi:10.3390/nu13041262
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