u/Popular_Squirrel_705

Overview & Scientific Context

PATM (People Allergic To Me) is characterized by individuals emitting volatile organic compounds (VOCs), skin gases, or metabolic byproducts that trigger allergy-like reactions (coughing, sneezing, eye irritation) in bystanders. Research led by Professor Yoshika Sekine at Tokai University suggests PATM involves a diminished hepatic (liver) capacity to metabolize volatile compounds like toluene and sulfur chemical complexes. Instead of being excreted via urine, these compounds diffuse through the skin as dermal gases at significantly elevated rates. A subset of sufferers may also present with Secondary Trimethylaminuria (TMAU) caused by gut dysbiosis.

The strategy below focus on reducing dietary precursors, improving Phase II liver detoxification, correcting gut dysbiosis, and altering skin surface gas chemistry.

Phase 1: Dietary Control & Precursor Reduction (Weeks 1–4)

The immediate goal is to lower the volume of volatile organic compounds and volatile sulfur compounds (VSCs) that the body must process.
TMAU / Nitrogen Precursor Restriction: If PATM stems from gut-driven metabolic odor, restrict foods extremely high in choline, carnitine, and lecithin, which gut bacteria convert into odorous volatile compounds.
Avoid/Limit: Egg yolks, liver, kidney, soy products, and deep-sea fish/shellfish. Focus on freshwater fish, moderate lean poultry, and plant-based proteins.
The "Clean Gut" Baseline: Avoid artificial preservatives, alcohol, heavily processed foods, and refined sugars. These alter sebum composition and feed opportunistic gut bacteria that synthesize petrochemical and aldehyde byproducts.
Histamine & Sulfur Management: If bystanders experience instant respiratory or mast cell reactions, temporarily trial a low-histamine diet. Limit fermented foods (aged cheeses, vinegar, sauerkraut, kombucha) and high-sulfur foods if you notice reactions worsen after eating them.

Phase 2: Hepatic (Liver) & Metabolic Support

Because research shows PATM is strongly tied to poor clearance of xenobiotics, optimizing liver detoxification pathways is essential.
Phase II Conjugation Support: Supplementing with N-Acetyl Cysteine (NAC) or Glutathione assists the liver's sulfation and glutathione conjugation pathways, helping it process volatile aromatics before they reach the sweat glands.
Targeted Anthocyanin Protocols: Incorporating Blackcurrant Powder or standardized blackcurrant extracts (aiming for 105–210 mg of active anthocyanins daily) acts as a metabolic modulator. Blackcurrant anthocyanins upregulate native AMPK signaling, boost cellular antioxidant capacity, and promote metabolic flexibility.
Intestinal Binders: Take activated charcoal or copper chlorophyllin (100–300 mg daily split into doses). These supplements act as internal magnets in the gastrointestinal tract, binding to volatile organic compounds (like free trimethylamine) so they are excreted through stool rather than passing into the bloodstream and escaping via skin pores.

Phase 3: Gut Microbiome Axis Reset (Concurrent)

Metabolic byproducts emitted through the skin are deeply influenced by the gut-skin axis.
pH & Bacterial Modulation: Use high-quality, clinically validated probiotic blends containing Lactobacillus and Bifidobacterium strains. These bacteria help acidify the intestinal lumen. A lower intestinal pH converts volatile, absorbable gases into an ionized form that cannot easily cross the gut lining into the bloodstream.
Prebiotic Fuel: Blackcurrant powder acts as an exceptional selective prebiotic, actively expanding populations of beneficial gut flora while reducing systemic, low-grade intestinal inflammation that alters skin gas emissions.

Phase 4: Topical & Dermal Adjustments

You can alter the surface of your skin to minimize how volatile gases volatilize into the surrounding air.
Acidic Body Washes: Use soaps and body lotions formulated at a low, slightly acidic pH (pH 5.5–6.5). Keeping the skin mantle acidic helps retain volatile alkaline compounds on the skin surface, preventing them from evaporating into the air as rapidly.
Sebum Control: Maintain a clean skin barrier using zinc-based topical applications or diluted natural astringents to alter the surface sebum so it does not feed gas-producing cutaneous microbes.

Current PATM working theory. I think it might be more of an upstream metabolism or clearance issue, rather than a skin problem by itself. The rough flow I’m picturing is, precursors from diet, gut, or environment, into the bloodstream, through liver or metabolic clearance, out via sweat and sebum, and further modified by skin chemistry and microbes. That could help explain why exercise, diet shifts, or some supplements can temporarily change the smell or reactions, without permanently fixing it. This is just a hypothesis, but it seems to fit the existing research better than a simple skin bug explanation.

I’ve been digging into the PATM research and trying to connect the measured VOC findings with known skin biology. I’m moving away from the uric-acid theory because this model seems to fit the evidence better.

The published Japanese PATM study measured 75 skin gases and found higher emissions of compounds including hexanal, isovaleraldehyde, acetone, 2-ethyl-1-hexanol, methyl mercaptan, ethyl mercaptan, allyl methyl sulfide, toluene and xylenes in the PATM group.
The interesting part is that several possible pathways could generate these types of compounds.

1. Skin bacteria

Organisms such as Staphylococcus and Corynebacterium normally live on our skin. Research outside PATM shows that they can take relatively odorless components of sweat/sebum and convert them into extremely potent volatile fatty acids and sulfur compounds.
Staphylococcus hominis, in particular, has enzymes capable of generating sulfur-containing thioalcohol odorants.
So maybe the problem isn’t simply “too much sweat.” It could be what certain microbes are doing with that sweat/sebum.

2. Sebum and oxidation

I’ve noticed that when my symptoms are bad, my skin becomes extremely oily, especially my face, scalp, chest, ears and groin.
Sebum itself can undergo oxidation and generate aldehydes and other VOCs. Hexanal, one of the compounds elevated in the PATM study, can arise from lipid oxidation.
This makes me wonder whether PATM involves abnormal sebum quantity or composition, providing more or different substrate for both oxidation and skin microbes.

3. Stress seems to amplify it

Stress/fight-or-flight makes my symptoms considerably worse.
Stress changes sweating, blood flow and the skin environment. Apocrine secretions also provide material that skin bacteria can metabolize.
So one possible chain could be:
stress hormones → altered sweat/sebum → microbial metabolism + lipid oxidation → increased VOC emissions
This might explain why so many PATM sufferers report stress making reactions dramatically worse without stress necessarily being the original cause.

4. Exercise seems to temporarily reset something

This is one of my strongest personal observations.
If I go several days or weeks without a significant workout/sweat, my oily skin, ammonia/sour body odor and reactions gradually get worse.
After a proper workout, followed by showering, my skin becomes noticeably less oily and the odor can nearly disappear for a few days.
I don’t think this necessarily means I’m “sweating toxins out.” Exercise could instead be temporarily changing skin pH, sebum, sweat composition, stress signaling or the skin microbiome.
Then whatever abnormal environment exists gradually establishes itself again.

5. Gut involvement could still be upstream

My body odor improved considerably after working on my gut and taking Akkermansia.
Diet also seems capable of changing the odor. For example, certain foods and alcohol can make things noticeably worse.
So maybe the gut influences the substrates/metabolites reaching the skin, while the skin microbiome performs the final conversion into volatile compounds.
My current working model is therefore:
Gut/metabolism + stress → altered sweat/sebum composition → skin microbes + lipid oxidation → abnormal VOC profile → airborne emissions
Environmental VOCs may add another layer because clothing, hair and skin oils can absorb compounds from buildings and later release them.
None of this proves that these VOCs cause the coughing, sneezing and other reactions associated with PATM. That’s still a major missing piece.
But I think an extremely useful PATM study would measure skin VOCs + sebum composition + skin microbiome + gut microbiome in the SAME subjects.

If people with high methyl mercaptan, hexanal, isovaleraldehyde, etc. consistently showed particular sebum abnormalities or overrepresentation of specific Staphylococcus/Corynebacterium species, we’d finally have a potential mechanism instead of just a list of abnormal VOCs.
Curious whether other people with PATM notice the same pattern:
oily skin → stress makes it worse → exercise/sweating makes it better for a few days → symptoms gradually return?

I’m going strictly off my situation which maybe different for you.

I’ve been looking into whether PATM could involve abnormal skin/sebum chemistry rather than uric acid itself, and I found some interesting research.
A published PATM study measured 75 skin gases and found that people reporting PATM had higher emissions of several compounds, including hexanal, isovaleraldehyde, acetone, 2-ethyl-1-hexanol, toluene, xylenes, methyl mercaptan, ethyl mercaptan, and allyl methyl sulfide.

What’s interesting is that normal skin chemistry can also generate VOCs. Sebum and sweat provide substrates that skin organisms such as Corynebacterium, Staphylococcus, Cutibacterium, and Malassezia can metabolize. This can produce volatile fatty acids, aldehydes, and sulfur-containing compounds. Sebum can also undergo oxidation and generate VOCs without bacteria being directly responsible.

There’s another possible layer: clothing absorbs VOCs from indoor environments and also collects sebum, sweat, bacteria, and their metabolites. This could explain why some environmental odors, such as a musty building smell, can become strongly attached to clothing/hair/skin.

So one hypothesis worth investigating is:
Sebum production/composition → microbial metabolism + oxidation → altered skin VOC profile → VOCs accumulate on clothing and in enclosed spaces.

Environmental VOCs could simultaneously be absorbed by clothing and skin oils, potentially creating an even more complicated mixture.
This does not prove that skin bacteria or excess sebum causes PATM. The PATM study measured skin gases but did not simultaneously characterize the participants’ skin microbiomes, so that connection still needs to be demonstrated.

But I think this deserves more investigation because there are measurable PATM VOC abnormalities, known VOC production from sebum/skin microbes, and known VOC retention by clothing.

It would be really interesting to compare skin microbiome + sebum composition + skin GC-MS VOC measurements in the same PATM subjects. That could tell us whether these things are actually connected.

I’ve spent a lot of time reading the published research and PATM community posts. Here’s where I think things currently stand:

• There is still no proven cure for PATM.

• The strongest science shows that the gut microbiome produces volatile organic compounds (VOCs) that can be detected in breath and on skin.

• The 2023 Japanese study found that people with PATM had a different skin VOC profile than controls. It did not prove those compounds cause other people’s symptoms, but it showed measurable chemical differences.

• The community is shifting away from “kill everything” protocols (antibiotics, antifungals, oregano, etc.) and more toward repairing the gut barrier and microbiome.

• Akkermansia keeps coming up in discussions because of its role in maintaining the gut mucus layer and reducing inflammation. There’s no evidence it cures PATM, but it’s an area worth researching.

• Pomegranate polyphenols are also interesting because studies suggest they can support beneficial gut bacteria, including Akkermansia, and alter microbial metabolism.

My own experience has been:
Better formed stools while taking Akkermansia + pomegranate.
Less ammonia odor.
Improved sense of smell.

After stopping them, my stools have become mushier again.
That’s just one person’s experience and doesn’t prove causation, but it makes me think the gut is worth continuing to investigate.

Right now, I think the most promising research direction is the connection between:

gut microbiome → gut barrier → VOC production → skin/breath chemistry, rather than searching for one “PATM bacteria” or a single cure.

I’d love to hear if anyone else has seen similar patterns, especially with Akkermansia, polyphenols, or changes in digestion.