Allergy-like Responses
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Red, itchy, or watery eyes
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Sneezing, runny nose, or congestion
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Sensitive to certain foods (red wine, fermented foods, cheese, chocolate)
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Sensitive to certain smells, fumes or exhaust
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Coughing or frequent throat clearing
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Asthma or wheezing
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Known allergies
Digestive Responses
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Diarrhea or constipation (less common)
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Stomach cramps / abdominal pain
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Bloating
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Flatulence / gas
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Heartburn / acid reflux
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Upset stomach after eating
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Irritable Bowel Syndrome (IBS)
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Small Intestine Bacterial Overgrowth (SIBO)
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Nausea / vomiting
Skin Responses
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Itching
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Hives
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Rashes such as eczema or contact dermatitis
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Dark circles under eyes not due to lack of sleep
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Mouth / tongue sores
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Mouth itches or tingles after certain foods
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Reaction to insect bites, especially wasp (hymenoptera) stings
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Swelling, often around eyes and mouth
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Flushed red cheeks, ears, or nose
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Skin stays red long after being scratched
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React after sun exposure
Cardiovascular Responses
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Racing heart / fast heartbeat
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Heart pounding / heart palpitations
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Low blood pressure or sudden changes in blood pressure
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Dizzy when standing up quickly
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Fainting
Nervous System and Psychological Responses
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Anxiety
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Rapid mood changes
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Depression
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Confusion / brain fog / poor focus
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Headaches
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Migraines
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Vertigo
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Insomnia
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Extreme fatigue
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Restless Leg Syndrome (RLS)
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Motion Sickness
Other Responses and Unusual Responses
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Premenstrual flare ups, PMS menstrual irregularities
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Joint and muscle pain / fibromyalgia
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Frequent bloody nose
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Sweaty hands and feet
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Ringing in ears
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Hot flashes
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Frequent urination or irritable bladder
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Excess salivation
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Weight gain or weight cycling
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Low alcohol tolerance Sensitive to loud noises or bright lights
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Sensitive to wool, heat, cold
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Sensitive to odors or fragrances
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Autism, ADHD, or spectrum
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Feel hungover without drinking alcohol
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Muscle weakness
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Multiple confusing symptoms that come and go
Increased Risk
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History of previous allergies, asthma or other responses listed above
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Taking antibiotics (now or previously)
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Taking multiple medications
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Negative reaction to certain medications (e.g. morphine)
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Feel worse after taking certain supplements
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Using toxic chemicals (or exposed to them)
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Family member has histamine -related issues
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Hormone imbalance such as estrogen dominance
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Exposed to moldy environment (home, car, school, work)
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Use plastics for food prep and storage
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Smoke cigarettes (or related) or exposed to second-hand smoke
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Consume few fresh fruits and vegetables
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Consume a lot of sugar or refined carbohydrates (cakes, cookies)
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High stress
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Taking painkillers, antacids, steroids, or contraceptive pill
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Poor diet, fad diet, or restrictive diet
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Drink alcohol > 1x/week
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Lack of sleep
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Late night eating
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Yeast overgrowth (Candida)
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Menopause or perimenopause
If you checked:
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over half of the boxes in any one of the sections, it’s likely you have excess histamine
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< 20 boxes on this entire list, it’s unlikely you have excess histamine
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20-40 boxes on this entire list, it’s likely you have excess histamine
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> 40 of the boxes on this entire list, it’s very likely you have excess histamine