Root Canal Toxicity & Biological Dentistry

Conventional view: Root canals are safe, effective, save teeth (alternative is extraction, lose tooth), billions performed, no proven link to systemic disease, ADA/AAE endorse root canals, Biological dentistry concerns: Dead tooth left in body (no blood supply, bacteria can persist in dentinal tubules, impossible to sterilize 100%), Chronic focal infection (some root canals harbor bacteria that biological dentists believe may seed distant sites, the 'focal infection theory', which the AAE says later studies disproved), Systemic effects (some practitioners report chronic illnesses such as autoimmune disease, chronic fatigue or heart disease improving after root canal extraction, but there are no controlled studies; Weston Price's 1920s and 1930s rabbit experiments used outdated methods, and the AAE says many later investigations disproved his conclusions), Cavitations (NICO, a proposed jawbone lesion after extraction or around root canals: a 2022 systematic review found only poor-quality studies and no gold standard way to diagnose it, and a 2026 review urged caution with irreversible surgery), Biological dentistry approach: Evaluate root canals (3D imaging, thermography, bacterial DNA testing), Consider extraction (especially if chronically ill, multiple root canals, suspected focal infection), Proper extraction protocol (remove tooth, clean socket thoroughly, address any cavitation, ozone treatment, PRF, platelet-rich fibrin to aid healing), Biocompatible replacement (zirconia implant preferred over titanium), Controversy and nuance: The AAE reports a 90 to 95% success rate for appropriately treated teeth, A failed root canal with persistent infection needs care (re-treatment, apicoectomy or extraction), Biological dentists are more cautious for people who are immunocompromised or chronically ill, Individual assessment needed (not one-size-fits-all, biological dentist can evaluate, patient decides based on health status, risk tolerance), Preventive approach best (avoid need for root canals, excellent oral hygiene, nutrient-dense diet, treat cavities early, minimize sugar/processed foods), If have root canals and chronically ill: Consider biological dental evaluation (especially if multiple root canals, suspected dental contribution to illness), Extraction is permanent decision (weigh carefully, may or may not improve health, creates need for tooth replacement, expensive), Some people report feeling better after root canal extraction (anecdotal reports, no controlled studies, hard to know if causal or coincidental), Conservative approach: Optimize health first (diet, gut, detox, immune support), then reassess if dental work needed

Brush twice a day and clean between teeth daily, limit sugar and processed foods, don't smoke, regular dental checkups so cavities are treated early, a night guard if you grind your teeth (cracks can let bacteria reach the pulp), see a dentist promptly for tooth pain, swelling, or a pimple on the gum near a treated tooth, and after any procedure, rest, soft foods and no smoking while it heals.