shoemaker protocol, cirs treatment, biotoxin illness
The Shoemaker Protocol, in Plain English
Eleven steps, in order, without the jargon — what the Shoemaker protocol actually does and why the sequence matters.
The Shoemaker protocol is one of several treatment frameworks people use when addressing biotoxin illness, and most of what's written about it is either too clinical to be useful or too simplified to be accurate. Here's a middle path: what the steps are, why each one exists, and why the order is the point.
The core idea
Biotoxin illness, in Shoemaker's model, is a multi-step breakdown: a biotoxin gets in, the body can't clear it, the immune system over-responds, cytokines spiral, and downstream the inflammation drives a cascade of measurable changes. The protocol walks that cascade backward — remove the trigger, clear what's left, and reset what got dysregulated.
1. Remove from exposure
Everything downstream fails if you're still being exposed. Fix the building, move, remediate, or get out of the source — and if you want practical training on testing, remediation, and healthy homes, that exists too. This step alone resolves a meaningful subset of cases.
2. Bind the toxins
Cholestyramine or, secondarily, welchol — bile-acid binders that pull certain biotoxins out of the enterohepatic recirculation so they're excreted instead of reabsorbed. It's not a "detox" supplement; it's a prescription binder with a specific mechanism.
3. Eradicate MARCoNS
A specific antibiotic-resistant staph colonization in the nasal passages that's disproportionately common in this population. Treated with a compounded nasally-administered antibiotic.
4–5. Correct deficiency / normalize markers
Various downstream corrections — glutathione for a phase the binders disrupt, Omega-3 to move specific markers, anti-inflammatory steps.
6. Check and correct antidiuretic hormone dysfunction
The ADH/osmolality axis is commonly dysregulated. Symptoms include that unusual thirst and urination pattern. Treatment is targeted replacement.
7. Control elevated MMP-9
An inflammatory marker that tends to run high; addressed with a specific approach once the upstream steps are done.
8. Control elevated TGF beta-1
Another inflammatory cytokine; addressed once the cascade above is settled.
9–10. Replace low MSH / down-regulate C4a
These are markers that recover as the upstream steps succeed; sometimes targeted therapy is used.
11. Use VIP (vasoactive intestinal peptide)
The final step, reserved for cases that haven't fully resolved, is a compounded nasal spray that addresses a marker that's often the last to recover.
Why the order matters
You can't successfully jump to step 8 while you're still being exposed (step 1) or while MARCoNS is still driving inflammation (step 3). Each step assumes the prior ones are done. Out-of-order protocol attempts are why people report "the Shoemaker protocol didn't work for me" when what actually happened is they skipped the building remediation and went straight to binders.
The honest caveat
This is a framework, not a recipe. It should be run with a clinician who knows it — measuring markers between steps, deciding when to advance, adjusting dose. Self-directed versions of it, assembled from forums, are how people get worse. The protocol works in practiced hands; it doesn't work as a DIY remix.
If you think you're somewhere in that cascade, the cheap first move is the same one we keep coming back to: establish exposure, run a symptom assessment, take a VCS screen. If those line up, find a clinician, and let the protocol be the clinician's tool — not your first guess.
Frequently asked questions
What is the Shoemaker protocol? It's a staged treatment framework for biotoxin illness that walks the disease cascade backward: remove the exposure, bind remaining toxins, eradicate MARCoNS, then correct downstream dysregulated markers in order.
Why does the order of the Shoemaker protocol matter? Each step assumes the prior ones are complete. Binders won't work while you're still being exposed, and later marker corrections fail while MARCoNS keeps driving inflammation. Skipping steps is a common reason people report the protocol "didn't work."
Can I follow the Shoemaker protocol on my own? No. It should be run with a clinician who measures markers between steps and decides when to advance. Self-directed versions assembled from forums are how people get worse.
Does the Shoemaker protocol use supplements? It uses prescription binders (cholestyramine, welchol), compounded nasal antibiotics for MARCoNS, and targeted therapies for specific markers — not general "detox" supplements.
What's the first step if I think I have biotoxin illness? Establish exposure, run a structured symptom assessment, and take a VCS screen. If those line up, find a biotoxin-literate clinician before pursuing the protocol.

Written by
Matt Kelly
Certified Detoxification Specialist · Functional Mold Specialist · Indoor Air Consultant (IAC2)
Matt has trained in detoxification and functional medicine since 2017, specializing in mold toxicity and the conditions that travel with it. After mold illness, Lyme, and related chronic conditions affected his own family, he built VCScheck to make early, affordable biotoxin screening accessible to every family.
