There Is No Universal Anti-Inflammatory Diet — But There Is One for You

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There Is No Universal Anti-Inflammatory Diet — But There Is One for You | The Healthy RD
Functional Nutrition

Why cookie-cutter plans fail, what MRT testing reveals, and how eliminating your personal trigger foods — not the “healthy” ones from a bestseller — can change everything.

Why “anti-inflammatory” books get it wrong

Every week, a new book lands on shelves promising that the Mediterranean diet will extinguish the flames of chronic inflammation. Olive oil. Legumes. Sunflower and soybean oil. There is real science behind these recommendations — for population averages. But here is the hard truth most books skip: a food that is anti-inflammatory for the masses can be profoundly inflammatory for you specifically.

I know this firsthand. After years of following what I was “supposed” to eat, my psoriasis persisted. It wasn’t until I used the MRT (Mediator Release Test) and eliminated my personal trigger foods that my skin all but cleared. The culprits? Many of the foods celebrated in every anti-inflammatory cookbook — legumes, conventional dairy, olive oil, sunflower oil, and soybean oil.

This isn’t anecdote masquerading as advice. It is a conversation about personalized, root-cause nutrition — and why cookie-cutter anti-inflammatory diets fall short for a significant portion of the population.

“The antioxidants in olive oil are real. But they can work against the tide of your own immune system’s reaction. No amount of polyphenols can switch off a food sensitivity cascade.”

— Heidi Moretti, MS, RD · The Healthy RD

Psoriasis is an immune-mediated disease — and diet matters deeply

Psoriasis is one of many autoimmune conditions driven by dysregulated immune signaling — a category that also includes rheumatoid arthritis, inflammatory bowel disease, eczema, and Hashimoto’s thyroiditis, among others. In psoriasis specifically, that dysregulation takes the form of accelerated immune signaling via the TNF-α/IL-23/IL-17 inflammatory axis and hyperproliferation of skin cells. Research published in the International Journal of Molecular Sciences confirms that nutrition influences the development and progression of psoriasis, and that patients often show unbalanced dietary habits compared to controls.

A 2025 systematic review in Clinical Nutrition found that dairy products, high-sugar foods, and gluten can exacerbate psoriasis in many patients, and that modifying dietary habits can alleviate symptoms. Even the National Psoriasis Foundation only weakly recommended the Mediterranean diet — based on low-quality data — recognizing that individual testing matters more than blanket prescriptions.

A Russian clinical case study demonstrated that an individual elimination diet, based on specific allergological examination, contributed to effective resolution of skin lesions in psoriasis — confirming that food allergy and sensitivity play an important role in the development of skin inflammation.

Mediterranean diet: works for many, wrong for some

Standard “Anti-Inflammatory” Foods

Extra virgin olive oil
Legumes (beans, lentils, chickpeas)
Conventional yogurt
Oregano & other herbs
All plant-based foods

My Personal Anti-Inflammatory Foods

Safe Catch tuna + walnut oil
Sesame seeds + mushrooms
Coconut dairy-free yogurt
Oats, quinoa, grass-fed beef
Turmeric, nutmeg, and ginger
Grass-fed beef
Pork

Why antioxidants cannot overcome your trigger foods

Antioxidants reduce oxidative stress and dampen background inflammation — they are genuinely valuable. But when you eat a food your immune system has flagged, it initiates a cascade: cytokines release, histamine spikes, prostaglandins rise. Both food allergies and sensitivities cause a temporary rise in inflammation, with elevated histamine and an overactive immune response. The antioxidants in that olive oil cannot neutralize this cascade — they work on entirely different pathways.

This is why people following an “anti-inflammatory” diet by the book can still have worsening psoriasis, eczema, joint pain, or gut symptoms. Lectins in legumes can trigger histamine release from cells, resulting in inflammation regardless of the fiber content or antioxidant profile. People with autoimmune diseases are more likely to have nightshade sensitivities that provoke inflammation — even though tomatoes and peppers are loaded with antioxidants.

Food sensitivities are one of the most under-addressed areas of conventional medicine, and they are frequently the missing link in identifying the causes of illness that are otherwise overlooked.

How the MRT (Mediator Release Test) works

The gold standard for identifying food sensitivity-driven inflammation

01

Blood draw

Your blood is exposed to 170+ individual foods and food chemicals in a controlled lab setting

02

Cell volume shifts

When white blood cells release inflammatory mediators — cytokines, histamine, prostaglandins — their cell volume measurably decreases

03

LEAP eating plan

Your reactive foods are identified and a fully personalized anti-inflammatory plan is built from your safest foods first

Eating for my unique immune system

No olive oil. No legumes. No conventional dairy. No sunflower or soybean oil. Instead: omega-3 fats, antioxidant-rich vegetables, clean proteins, and safe whole grains — every food confirmed by MRT to calm, not provoke, my immune system.

Kitchen counter with sauerkraut, roasted broccoli, walnuts, and apple
Real food, real prep. Cleveland Kitchen sauerkraut for gut-healing probiotics, roasted broccoli with carrots, fresh walnuts for plant omega-3s, and an apple — the building blocks of a day that works for my immune system specifically.
Morning

Safe Catch tuna salad · walnut oil · sesame seeds · vinegar · salt + AM drinks

A protein-forward breakfast salad: Safe Catch albacore tuna over fresh green lettuce, dressed with walnut oil, apple cider vinegar, sesame seeds, and salt. No inflammatory oils, no trigger foods — just clean omega-3 fats and anti-inflammatory sesamin from sesame to start the day.

Morning drinks: coffee with Treehouse Originals all-natural coconut creamer, fresh lemon zest grated tableside, and a pinch of nutmeg. Plus a full Yeti of filtered water with Herb Pharm organic celery seed tincture — traditionally used for urinary and inflammatory support, and a daily ritual for reducing overall inflammatory burden.

EPA + DHA Sesamin Dairy-free Celery seed tincture Lemon zest
Safe Catch tuna salad with sesame seeds on green lettuce in a striped bowl
The actual breakfast salad. Safe Catch albacore tuna over crisp green lettuce, loaded with sesame seeds, dressed with walnut oil, apple cider vinegar, and salt. No olive oil, no soybean oil — every ingredient confirmed safe by MRT testing. Omega-3 rich, anti-inflammatory, and genuinely satisfying first thing in the morning.
Morning beverages: coffee with coconut creamer, lemon zest, nutmeg, hazelnuts, and celery seed tincture in filtered water
Morning ritual. Coffee with Treehouse Originals coconut creamer, fresh lemon zest, and nutmeg — plus a Yeti of filtered water with Herb Pharm celery seed tincture for urinary and inflammatory support. Hazelnuts on the side. Every element intentional, every ingredient safe for my immune system.
Midday

Green salad with mushrooms · sesame seeds · walnut oil · greens

A larger salad bowl with butter lettuce, broccoli, and medicinal mushrooms — loaded with antioxidants that reduce inflammatory compounds and support healthy immune response. Dressed again with walnut oil and sesame seeds. Safe Catch tuna is tested for mercury, making it a truly clean source of EPA and DHA omega-3s. Clinical research shows a fish-oil based diet improved psoriasis scores from 7.7 to 2.6 at six months.

EPA + DHA Antioxidant-rich Clean protein
Snack

Oat and Quinoa Crackers

Two safe, tolerated grains that provide fiber, protein, and slow-burning carbohydrates. Quinoa is a complete protein with anti-inflammatory flavonoids quercetin and kaempferol. Oats contribute beta-glucan — a prebiotic fiber that feeds beneficial gut bacteria and supports immune balance.

Prebiotic fiber Complete protein Flavonoids
Dinner

Spiced Beef and Cauliflower Rice

Grass-fed beef provides zinc, heme iron, B12, and CLA — nutrients essential for immune regulation and skin healing. Research confirms vitamin B12 and zinc modulate the inflammatory pathways directly involved in psoriasis. Cauliflower replaces grain-based rice and delivers sulforaphane — one of the most studied anti-inflammatory plant compounds — to support liver detoxification and reduce inflammatory burden.

Grass-fed beef Sulforaphane B12 + Zinc
Green salad with sesame seeds, white cheese, broccoli and walnuts
Anti-inflammatory eating built for me. Butter lettuce, broccoli, sesame seeds, walnuts, and a clean white cheese — no olive oil, no soybean oil, no legumes. Just the foods confirmed safe by MRT testing.

A note on dairy: it’s not just about the milk itself

After healing my gut and reducing my overall inflammatory burden, I’ve been able to reintroduce 100% grassmilk cream — and I tolerate it beautifully. But regular commercial dairy remains a problem. Here’s why: you can react to whatever the animal was fed. Conventionally raised cows are fed corn, soy, and grain — those proteins and compounds can carry through into the milk and provoke a sensitivity reaction even in people who aren’t reacting to milk proteins directly.

Grassmilk, from cows raised exclusively on pasture, eliminates that variable entirely. This is yet another reminder that food sensitivities are not always about the food itself — they are about the whole picture of what went into producing it. This principle applies equally to eggs, poultry, and other animal products.

One visible marker that confirmed my eliminations were working: my chronic dark eye circles have completely disappeared. “Allergic shiners” — caused by tissue inflammation and congestion beneath the eyes — are a well-recognized clinical sign of food sensitivity reactions. Their disappearance was one of the clearest whole-body signals that reducing my personal inflammatory load was working far beyond my skin.

Real outcomes from eliminating personal trigger foods

What happened when I stopped following the “universal” anti-inflammatory playbook

🌿

Psoriasis all but cleared

After eliminating legumes, dairy, olive oil, sunflower and soybean oil — each confirmed reactive via MRT testing

👁

Dark eye circles gone

“Allergic shiners” — tissue inflammation beneath the eyes — disappeared entirely after reducing personal inflammatory load

🥛

Dairy tolerance restored

After gut healing, 100% grassmilk cream is now tolerated — while conventional grain-fed dairy remains reactive

💪

Eating abundantly

No deprivation — a full, satisfying day of omega-3-rich, antioxidant-dense meals built around personally safe foods

Supporting research from PubMed

Int J Mol Sci, 2020

N-3 PUFAs, vitamin D, B12, selenium and probiotics ameliorate psoriasis via suppression of inflammatory signaling pathways.

→ View on PubMed
Clinical Nutrition, 2025

Dairy, high-sugar foods, and gluten can exacerbate psoriasis. Modifying dietary habits can alleviate symptoms.

→ View on PubMed
JAMA Dermatol, 2018

National Psoriasis Foundation only weakly recommends the Mediterranean diet — individual sensitivity testing matters more.

→ View on PubMed
Vopr Pitan, 2022

Individual elimination diet based on specific allergological examination contributed to effective resolution of psoriatic skin lesions.

→ View on PubMed
Dermatol Online J, 2019

Fish oil diet improved baseline psoriasis PASI from 7.7 to 2.6 at 6 months compared to controls.

→ View on PubMed
Nutr Bull, 2022

The Diet and Psoriasis Project examines whether Mediterranean diet and time-restricted eating exert protective effects on psoriasis.

→ View on PubMed

What to do if food sensitivities may be fueling your inflammation

1

Work with a functional dietitian

Reactions can be delayed 48–72 hours, making self-identification nearly impossible. A consultation with a functional medicine practitioner can help you sort out food allergies and sensitivities properly rather than guessing.

2

Consider MRT testing

MRT identifies not just your reactive foods but your best foods — those that form the foundation of your personalized LEAP eating plan. It is the gold standard for clinical management of food sensitivity-related illness, with studies showing significant symptom reduction in as little as 5–7 days.

3

Use elimination strategically

A 5–6 week complete elimination of a suspected food is the only way to confirm sensitivity definitively. An AIP diet — eliminating nightshades, gluten, dairy, soy, corn, and peanuts — can rapidly calm autoimmune conditions.

4

Heal the gut

Impaired intestinal permeability contributes to food sensitivities. Gut healing may allow you to eventually reintroduce foods — as I did with grassmilk cream — that were previously reactive. The skin is a mirror of internal gut and immune health.

author avatar
Heidi Moretti, MS, RD, CLT
Heidi Moretti, MS, RD, CLT is The Healthy RD.  A registered dietitian for 25 years as well as a book author of the new bestselling book Cortisol Fix,  Period Fix and Gut Fix and The Whole Body Guide to Gut Health, Heidi has a passion for functional nutrition and natural medicine.  She has researched supplements and natural medicine throughout her career.  One of her biggest loves is helping people gain function and vitality by tackling the root causes of illness.

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