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Case Studies  /  Mould Toxicity

Mould & Mycotoxins · Fatigue · Gut Health · SIBO

Addressing 7 years of mould toxicity
through functional medicine

A comprehensive 12-month programme that resolved chronic fatigue, brain fog, SIBO, and mycotoxin-driven CIRS — achieving full remission after years of failed treatments.

68→–10
Toxicity Score
3→9/10
Energy Level
12
Months to Full Recovery
78pt
Score Improvement
"I have been dealing with mold intoxification for 7+ years which has negatively affected my life. I didn't have any success with the previous functional medicine practitioners I used. I started seeing Paul 3–4 months ago and it was one of the best decisions I have ever made. He created a tailored plan which he reviewed every time we met. I have had a significant improvement — I feel more energetic, more relaxed and less sleepy."
— Male client · mould toxicity & chronic fatigue

Presentation & Background

The client had been living with the effects of mould intoxication for over seven years — a condition that had profoundly affected his quality of life, daily function, and wellbeing. Despite consulting multiple functional medicine practitioners during this period, no significant or lasting progress had been made.

By the time he came to Paul, the pattern was consistent with chronic biotoxin illness — a state in which the body's immune and detoxification systems are overwhelmed by accumulated mycotoxin load, leaving the person stuck in a cycle of symptoms they cannot resolve without targeted intervention.

Presenting Symptoms

  • Chronic fatigue — persistent, unrefreshing exhaustion
  • Brain fog and cognitive slowing
  • Anxiety and daytime sleepiness
  • Digestive issues linked to SIBO
  • Poor stress tolerance and nervous system hyperreactivity

Root-Cause Findings

Comprehensive functional testing was carried out to identify the specific drivers behind the chronic symptom pattern. Testing and assessment confirmed a multi-system picture consistent with chronic inflammatory response syndrome (CIRS) from ongoing mycotoxin exposure:

  • Mycotoxins: clear evidence of chronic mould exposure on urine testing
  • Gut health: SIBO confirmed, with high fermentation intolerance
  • Detoxification: impaired phase 2 liver detox pathways, critically low glutathione
  • Immune system: over-activated, inflamed, in a sustained state of high alert
  • Nervous system: HPA-axis dysregulation — the classic "wired and tired" pattern

This multi-system picture explained why previous interventions had not achieved meaningful progress: addressing any one element in isolation — without clearing the mycotoxin load, restoring detox capacity, and rebalancing the gut — left the primary drivers untouched.

The Programme

Based on the findings, a fully personalised programme was designed across four sequential phases — each building on the last, with careful titration and monthly review to ensure the body could tolerate and benefit from each step.

Phase 1 — Mycotoxin Diet & Antigen Reduction

A strict anti-fungal, low-mycotoxin dietary framework was implemented. This included removing all aged, mould-grown, and high-histamine foods; eliminating gluten, dairy, and sugar; and building meals around high-protein, high-nutrient whole foods. The goal: remove the daily fuel that was sustaining the mycotoxin load and calming gut inflammation simultaneously.

Phase 2 — Gut Repair & Metabolic Reset

Once the dietary foundation was established, the focus shifted to rebuilding the gut mucosal lining, carefully reintroducing tolerated foods, and building metabolic resilience for the detox work ahead.

Supplement & Detox Protocol

  • Bind & remove mycotoxins — charcoal and rotated binders
  • Support liver detox — glutathione, NAC, phase-2 cofactors
  • Repair gut barrier — zinc carnosine, amino acids, carefully selected probiotics
  • Lower inflammation — omega-3s, curcumin, targeted botanicals
  • Nervous system reset — adaptogens, breathwork, vagus nerve stimulation

Every element was personalised, titrated, and reviewed monthly. Nothing was set-and-forget.

Why This Worked

The approach succeeded where others had not because it addressed the root cause rather than the symptoms. A mycotoxin-safe diet stopped the daily re-triggering of the inflammatory cascade. Gut and liver detox pathways were rebuilt gradually, not overloaded. Nervous system support reduced systemic inflammation and accelerated healing. And every phase was measured and adapted — not a copy-paste protocol, but a strategy that evolved with the client.

Key Results

Toxicity Score68 → –10
Energy Level3/10 → 9/10
Brain fogResolved
SleepNormalised
DigestionNormal
Programme length12 months

Progress Timeline

  • StartScore 68 · Energy 3/10 · Severe brain fog · Poor sleep · Persistent bloating
  • 3 MonthsScore 42 · Energy 5/10 · Brain fog reducing · Sleep improving · Gut easing
  • 6 MonthsScore 15 · Energy 7/10 · Mild brain fog · Stable sleep · Gut 70% better
  • 12 MonthsScore –10 · Energy 9/10 · Brain fog resolved · Restful sleep · Normal digestion

Conditions Addressed

Mould toxicity / CIRS · Mycotoxin exposure · SIBO · Chronic fatigue · Brain fog · Liver detox impairment · HPA-axis dysregulation

Testing Used

Urine mycotoxin panel · Comprehensive stool analysis · Organic acids (OAT) · Hair mineral analysis · MSQ symptom tracking

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The information provided on this website is for educational purposes only and does not constitute medical advice, diagnosis or treatment. Paul Foley is a registered nutritional therapist, not a medical doctor. Always consult your GP before making changes to your health programme. Case studies are shared with client consent; details have been modified to protect privacy. Results vary between individuals.