How accurate is this Histamine Intolerance Calculator?

Our calculator uses scientifically validated formulas and provides results based on peer-reviewed research. Results should be used as a general guide and not as medical advice.

Is this tool free to use?

Yes, this Histamine Intolerance Calculator is completely free to use. No registration or payment required.

Can I use this calculator on mobile?

Yes, our calculator is fully responsive and works on all devices including smartphones, tablets, and desktop computers.

Histamine Intolerance Calculator

What symptoms do you experience?

Select all symptoms you experience, especially after eating certain foods

Headaches/Migraines

Especially after eating

Skin Issues

Hives, flushing, itching

Digestive Issues

Bloating, cramps, diarrhea

Nasal Congestion

Runny/stuffy nose

Fatigue

Post-meal tiredness

Heart Racing

Palpitations, irregular

Anxiety/Panic

Unexplained nervousness

Breathing Difficulty

Wheezing, tight chest

How severe are your symptoms?

Mild Moderate Severe

Severity: 5/10

Which foods trigger your symptoms?

Select foods that you've noticed cause reactions

High Histamine Foods:

Aged cheese Wine/alcohol Fermented foods Cured meats Aged/smoked fish Tomatoes Spinach Avocado

Histamine Liberators:

Citrus fruits Strawberries Chocolate Shellfish Nuts Egg whites

DAO Blockers:

Alcohol Black tea Energy drinks

How quickly do symptoms appear after eating?

Related health history

Do you have any of these conditions?

Gut issues (IBS, SIBO, leaky gut)

Digestive conditions that affect DAO production

Mast cell activation syndrome (MCAS)

Excessive histamine release

Allergies or asthma

Environmental or food allergies

Hormonal fluctuations

Symptoms worse with menstrual cycle

Are you taking medications that block DAO?

NSAIDs (ibuprofen) Antidepressants Antibiotics Proton pump inhibitors

Your Histamine Protocol

Personalized supplement recommendations for histamine balance

Important Notes

Take DAO supplements 15 min before meals. Keep a food diary to identify triggers. Consider a low-histamine diet for 2-4 weeks. Address underlying gut health. Work with a healthcare provider for severe symptoms or suspected MCAS.