Run your tongue slowly across your back teeth right now. If you feel a hard silver filling under there, or you know you carry a root canal or a crown, I want you to keep reading, because you are touching a part of your health that your regular dentist is probably not looking at.
In the first half of this story, we stayed on the surface. The gums, the bleeding, the bacteria living on top of the tissue. This one goes underneath. Because some of the most serious problems in a mouth are not on the surface at all. They are sealed inside your teeth and buried in your jawbone, and a standard checkup is not built to find them.
Here is the uncomfortable version, up front. There can be mercury off-gassing in your mouth around the clock, a dead tooth quietly harboring bacteria, and a pocket of infection in your jaw that never shows on a normal X-ray. A different kind of dentist looks for all three. They are called biological, or holistic, dentists, and once you understand what they check for, it is hard to unsee.
Your regular checkup reads the surface
A conventional dentist is looking for cavities, checking your gums, and glancing at a flat X-ray. That is genuinely useful, and I am not here to trash your dentist. But a two dimensional X-ray does to your jaw what a photograph does to a canyon. It flattens depth away.
When researchers compared a flat film to a three dimensional cone beam scan, the flat film missed things. A study in the Journal of Endodontics found that cone beam imaging detected infection at the root tips of teeth that panoramic and standard periapical X-rays scored as healthy. The infection was there. The flat picture just could not show it.
So the first move of a biological dentist is often to actually see your mouth in three dimensions.
The 360 scan
The tool is a cone beam CT, and people call the full arch version a full mouth or 360 scan. Instead of a flat shadow, you get a three dimensional model of your teeth, your roots, and the bone they sit in.
That changes what is findable. You can see the density of the jawbone and where it is thin or poorly healed. You can see dark lesions at the tips of roots where chronic infection lives. And you can find what biological dentists call cavitations, hollow spots, often at old extraction or wisdom tooth sites, where the bone never healed in solidly and, in their model, can harbor low grade infection for years. These are notoriously hard to catch on a flat film, and this is exactly the kind of hidden pocket a 3D scan is built to reveal.
And here is why biological dentists take cavitations so seriously. A cavitation is a pocket of dead, poorly healed bone, and dead spaces in the body do not stay clean. They fill with chronic, low grade infection that can sit there for years, quietly leaking bacteria and their toxins into the same bloodstream that runs to your heart and your brain. You usually cannot see it, you often cannot feel it, and your regular dentist is not even looking for it. That is exactly why seeing your own jaw in three dimensions matters, because you cannot deal with what no one will image.
Mercury: the filling that never stops leaking
Now the silver fillings, because this one is measured and clear. A silver amalgam filling is not mostly silver. It is roughly half mercury, one of the most toxic non radioactive elements there is.
And it does not sit there inert. It off-gasses. Research in Critical Reviews in Oral Biology and Medicine documented that amalgam fillings release mercury vapor continuously and that this is a real absorbed dose, not a theoretical one. Then it gets worse with use. When you stimulate the filling, the release climbs. A study in the Journal of Dental Research found that people with amalgams who chewed gum heavily had markedly higher mercury exposure, and other work in the Journal of Long-Term Effects of Medical Implants has put numbers to the daily dose. Every time you chew a meal, brush, grind at night, or sip something hot, you turn the release up.
The exposure is real, constant, and cumulative, and mercury is not a metal you want a slow steady drip of for thirty years. And the question that should really stop you is where all of it goes.
Because it does not just pass through you. Mercury vapor is fat soluble, so it slips easily out of your mouth and straight into the fatty tissue that can least afford it, your brain. An autopsy study in Environmental Health found that the mercury measured in human brains tracked with the person's real world exposure. Once it settles in there, it does damage. In the lab, exposing neurons to mercury produced the same kind of degeneration seen in Alzheimer's disease, and a review in Neuro Endocrinology Letters lays out the case for mercury as a driving factor in Alzheimer's, especially for the many people who carry the ApoE4 gene that makes them worse at clearing metals out of the brain. This is exactly what the biological dentistry world has been sounding the alarm about for decades, a potent neurotoxin sitting inches from the brain, off-gassing, for a lifetime.
Here is the part that actually protects you, so read it twice. If you decide to have amalgams removed, how they come out matters more than whether they come out. Drilling out an old filling without protection creates a burst of mercury vapor far larger than anything the intact filling was giving you. This is why you never want a conventional dentist casually grinding one out, and never, ever try to deal with it yourself. A biological dentist uses a strict safe removal protocol, the SMART protocol from the IAOMT, with a rubber dam, high volume suction, separate clean air, and full protection, precisely so the removal does not poison you on the way out. The wrong removal is worse than leaving it. The right removal is the whole point of finding the right dentist.
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And if you are getting amalgams taken out, I would not do it without binder support in place. Disturbing an old filling sends some mercury mobile in the body, and you want something there to grab it and carry it out rather than let it resettle somewhere worse. If I were in that chair, I would be running a nano zeolite binder, which is one of the sprays in the Results RNA three-spray set I use, before, during, and after the work, and I would talk the timing through with my biological dentist, since most of the good ones already build binders into their protocol. This is drainage support, not a treatment for anything.
Root canals and crowns: the dead tooth question
A root canal is done to save a tooth by removing its infected nerve and blood supply. What it leaves behind is a tooth with no living inside, a dead tooth, still set in your living jaw.
The concern biological dentists raise is about what lives in that dead tooth. The inside of a tooth is not solid. It is threaded with miles of microscopic tubules, and a review in the Australian Dental Journal describes how bacteria persist in that internal maze, which is why root canal infections recur and are so hard to fully clear. No procedure sterilizes every tunnel. So in the biological view, a root canaled tooth can act as a sealed, chronic reservoir the immune system cannot fully reach.
Here is the logic biological dentists have been making for a century, and it is hard to argue with once you follow it. When they pull an old root canaled tooth and actually culture it, they find it still teeming with bacteria and their toxins, sealed into those tubules where no toothbrush, no antibiotic, and no immune cell can fully reach. And a chronic infection does not stay politely put. It seeps into the bloodstream that dead tooth is still plugged into, and rides it through the rest of your body. This is not fringe. A systematic review in the International Endodontic Journal found that exactly this kind of chronic infection at the root tip, apical periodontitis, is associated with cardiovascular disease. A dead, infected tooth is a slow, silent leak of infection into the same blood that feeds your heart. So I treat a dead tooth in the jaw as something to take seriously, and I would want any root canal I already carried evaluated properly rather than assumed fine. Crowns raise the same questions, what metal sits under the cap and what is quietly happening beneath it, which a biological dentist and a 3D scan can actually assess.
And the heart is only one line of that story. When researchers go looking for oral bacteria in diseased tissue elsewhere in the body, they keep finding them, in brains, in arteries, in tumors, in the gut. I keep the whole picture in one chart, every organism against every condition a real study measured it in, with each circle linking straight to that study on PubMed. It is a lot to take in, so it opens in its own window and you can close it and come right back here.
None of that means you should run out and pull teeth. A real infection left untreated is dangerous on its own, and losing a tooth carries its own costs. So this is a careful, informed decision made with a qualified biological dentist, not a panic and not a DIY project. I am not a dentist, and I am not telling you to remove anything based on an article. I am telling you to go get it properly seen, in three dimensions, by someone actually trained to look.
What to actually do
Here is the plan, tiered from a free afternoon of research up to the real projects, so nobody feels rushed.
- Find a biological dentist. Start free, tonight, by searching for a biological or holistic dentist near you, ideally one trained through the IAOMT and SMART certified for amalgam removal. Reading their site and philosophy costs nothing and tells you a lot.
- Take an inventory of your own mouth. Do you have silver fillings, root canals, crowns, old extraction sites, or wisdom teeth that came out years ago? Write it down. That history is the map your new dentist will want.
- Get properly imaged. When you see one, ask about a cone beam 3D scan so you can see your roots and jawbone in three dimensions instead of a flattened shadow. It is more radiation than a single film, so it is a considered step, but it is how you find what a flat X-ray hides.
- Make removal decisions slowly and safely. If mercury removal is on the table, the safe protocol is not optional, it is the entire point. Never let anyone drill an amalgam out without it, and never attempt anything yourself. For any dead tooth or suspected cavitation, get a real evaluation before you act, and weigh it as one input, not a sentence.
- Support your body's own clearing while you sort it out. This is exactly why so much of the Upgrade You approach centers on drainage and detox pathways, your liver, your gut, your sweat. If you are carrying a metal load, the last thing you want is congested exits. Heat and sweating are a real, measured route out, which I get into in the case for heat and sauna. And if I were you, I would pair that sweating with a binder so what comes loose actually leaves. The Results RNA three-spray set is what I reach for, ACS 200 silver, ACZ nano zeolite, and ACG glutathione as intra-oral sprays, to support the body's own metal clearing. Drainage support, not a treatment for anything, so keep your exits open and go gently.
- Get your gum pockets measured while you are in the chair. You are already there and it takes a few minutes. They walk a small probe around each tooth and read the depth in millimeters, and that number tells you whether the soft tissue side of your mouth is holding an infection your home routine can never reach. The number decides the procedure: 1 to 3 mm gets gingival treatment, 4 mm and greater needs scaling and root planing, and complete biofilm disruption is the point of both. Ask for ultrasonic scaling, and start the oral routine at least a day before that cleaning, not after. I cleared my own red complex with that routine, and the whole protocol is in the first half of this story.
None of this has to happen this month. But this week you can find one biological dentist near you and read how they think.
Your jaw is part of your body
We were taught to file the mouth away as its own separate department, something a dentist handles twice a year while the rest of medicine handles the body. That division was never real. Your jaw is bone in your skull, wired to your nerves and fed by your blood, and what is buried in it does not stay politely quarantined there.
Your body is not broken. It is blocked. And for some people, one of the most stubborn and best hidden blocks of all is sitting inside a tooth or buried in the jaw, load and infection the body keeps working around, while they chase the cause everywhere except the one place nobody thought to do a proper scan.
You are allowed to see your own jaw. You are allowed to ask what is under the crown, inside the dead tooth, and in the bone where a tooth used to be. Find someone trained to look, and look calmly.
I will see you in the next one. Take care of the gate, and take care of what is behind it.

