Histamine Intolerance Nutritionist

One-on-One Functional Nutrition Support | Virtual Appointments Available

If you experience flushing, headaches, digestive upset, anxiety-like symptoms, or food reactions that seem unpredictable, histamine intolerance may have come up in your search for answers.

As a functional nutritionist, I help clients understand how food, gut health, nutrient status, and lifestyle factors may influence histamine balance. Nutrition support focuses on identifying patterns and building tolerance over time rather than long-term restriction.

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Does This Sound Like You?

Clients often seek histamine intolerance nutrition support because they experience:
  • Food reactions that change day to day
  • Flushing, itching, or sinus pressure after meals
  • Headaches or migraines linked to food
  • Digestive discomfort without a clear cause
  • Anxiety, restlessness, or sleep issues after eating
  • Confusion about “safe” foods

Histamine issues are rarely caused by a single food. Symptoms often reflect a bigger picture involving gut health, stress, and nutrient balance.

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Who I Am and How I Help with Histamine Intolerance

I’m Samantha Gilbert, a certified functional nutrition counselor with over 20 years of experience supporting individuals with complex digestive and immune-related challenges.

I help you understand how digestion, nutrient status, gut integrity, and nervous system stress may influence histamine response. My role is to provide nutrition education and therapeutic guidance, not medical diagnosis or allergy treatment.

When appropriate, I collaborate with your healthcare providers to support safe, coordinated care.

Why My Clients Trust Me:

  • Over two decades of experience in functional nutrition
  • Education-first, evidence-informed approach
  • Focus on food tolerance, not permanent restriction
  • One-on-one guidance tailored to real life
  • Real stories of success from people like you

How Histamine Nutrition Support Works

The process is structured but flexible, so changes feel manageable.

Free Consultation

We discuss your symptoms, history, and goals to determine whether nutrition support is a good fit.

Personalized Assessment

I review food patterns, digestive health, stress load, and relevant lab information to understand your individual picture.

Customized Nutrition Plan

You receive individualized nutrition strategies focused on reducing triggers while supporting tolerance and nourishment.

Ongoing Support and Adjustments

Your plan evolves based on feedback, symptom patterns, and real-life response.

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Testimonials from Happy (and Healthy) Clients

I would like to think Samantha Gilbert for outstanding discernment and help over this past year. I came to her very tired, always napping, feeling weak, unbalanced (from having MD), finding myself sluggish most days and frequently dealing with migraines. in addition to all this, my digestive system was a mess and had been for years. Specific blood testing ordered by Samantha, Showed that I was very under methylated with high a high histamine level. This combination can be a precursor to diseases, including cancers.

It also explained why I was exhausted and why my body felt so out of balance. Based on the test results and her vast knowledge of microbiotics, and how the micro biome works, Samantha was able to put together a plan of action for me, including supplements and changes in diet. Within less than six months, I was feeling better. My histamine level returned to a normal number, and I was no longer under methylated. I was sleeping through the night, no longer napping, my digestive system had improved significantly, and I was no longer having migraines.

Not only this, but upon standing, I had had difficulties with balance issues. I noticed that my balance improved significantly. That was a surprise to the both of us! All I can say is this, God bless you, Samantha. You know what you’re doing.

Jennifer Rhatigan

verified customer

This is a very important review. I hope you read it to the end. My nightmare started after I was misdiagnosed with peri menopause. I was put on bio identical hormones, all three. I started getting scaling eyes, dry throat and rough sometimes raised rashes, never itchy, closed throat and shortness of breath along with dizziness when I would eat certain food.
 
I then moved to Europe and some of it seemed to clear up a bit but still had the rough scales on my eyes. I came back to the US after a year in Europe and when I would drink a few sips of wine my face would turn bright red and my carotid arteries would pulse. It’s what I would called flushing. I went to an allergist and took my blood and tested tryptase levels. He said they were high and its possibly leukemia. I went to a cancer center and they said no way, your platelets are stronger than most peoples. They then wanted to do a punch biopsy in my hip and said no way. I went on researching for a year.
 
I found out that my pineapple, spinach, based smoothies were high in histamine after researching high tryptase which led me to mast cell disorders so I cut out all histamine food. After researching all of these words: mast cell, histamine and tryptase, I found Samantha Gilbert on a podcast interview. I was thinking I had mast cell disorder after listening to her podcast but of course I didn’t know. At that point I couldn’t eat anything fermented, or with high histamine which is a long list. I made the best decision of my life. I made an appointment for a free consultation and poured my desperate self out to Sami.
 
She was professional, caring, responsive, put my mind at ease and we got to work right away. She explained how the labs worked and her background and asked me diagnostic questions that helped her, help me. I submitted the labs after they were sent to my home and she found through her detailed analysis that I had a lot of fungus and bacteria in my gut and I had lived on boats for years, lived in many counties where sanitation wasn’t the best in villages and so I wasn’t surprised. I ended up not having mast cell cytosis and after using Samantha’s guided coaching, phone calls, online portal access to her and the supplements, my rashes started going away.
 
I am one year and 3 months into her helping me and I am free of rashes and can drink and eat pineapple, spinach without issues, and fermented food. The cookbooks have been so helpful in understanding how to eat and the impact of chemicals in the food today. Her resources to find the correct food is priceless. I went from wondering if I had cancer and being so lost and scared to finding true answers through Samantha Gilberts program.

E P

verified customer

How Nutrition Plays a Role in Histamine Intolerance

From a functional nutrition perspective, histamine symptoms are often influenced by deeper patterns such as:

Gut Health and Enzyme Activity

Digestive imbalances and histamine producing microbes can affect how histamine is broken down and cleared in the body.

Nutrient Deficiencies

Nutrient imbalances such as vitamin B6, copper, zinc, and vitamin C may influence histamine metabolism.

Food Freshness and Storage

Histamine levels rise in foods over time, even in foods considered “healthy.”

Stress and Nervous System Load

Chronic stress can increase histamine release and lower tolerance thresholds.

Inflammatory and Immune Factors

Ongoing inflammation may contribute to heightened sensitivity and symptom flares.

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What Clients Often Notice Over Time

While each person is different, clients commonly report:

Progress focuses on stability and resilience, not perfection.
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Is this the right fit for you?

Good fit if:

  • You want nutrition support for histamine-related symptoms
  • You’re overwhelmed by conflicting food lists
  • You want to improve tolerance, not eliminate everything
  • You’re open to gradual, personalized changes

Not a good fit if:

  • You’re looking for a permanent “safe food” list
  • You want medical diagnosis or allergy treatment
  • You’re not open to adjusting food or lifestyle habits
  • You want rigid rules without flexibility

Histamine Intolerance Nutrition Support – Common Questions

Here are answers to some frequently asked questions that may help if you need assistance or have any inquiries.

What’s the difference between histamine intolerance and a food allergy?

Histamine intolerance isn’t a classic immune allergy. Instead, it’s thought to involve difficulty breaking down histamine in foods, which can lead to symptoms that mimic allergies. True food allergies involve immune responses that tend to show up on allergy tests.

Symptoms vary but often include headaches or migraines, flushing or skin reactions, digestive discomfort like bloating or diarrhea, brain fog, anxiety, insomnia, and sinus congestion especially after eating high-histamine foods.

No. Diet changes are often used as a trial period to see if symptoms improve, and foods may be reintroduced to determine personal tolerance. Working with a nutritionist ensures your diet stays balanced and safe.

Histamine is naturally present in many foods, and factors like food storage, fermentation, and processing can increase histamine levels. Some substances also affect enzymes that break down histamine, which can make symptoms worse. Microbes that produce histamine in your body also affect how well you tolerate certain foods.

Yes. A nutritionist can help you identify which foods trigger symptoms, support gut health, and build a balanced, tolerable eating strategy rather than a strict, long-term elimination diet.

Ready to Get Clarity Around Food Reactions?

You don’t need more fear around food. You need guidance that helps your body tolerate food again.

Book your free one-on-one consultation to explore how functional nutrition can support histamine balance.

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