Scientists have developed an experimental gel capable of regrowing lost tooth enamel by harnessing minerals naturally present in saliva, according to findings that could reshape preventive dentistry. Enamel, the hardest tissue in the human body, lacks the ability to regenerate once damaged by decay or wear, a limitation that has long forced dentists to rely on fillings and synthetic substitutes. The new treatment is designed to draw on the mouth’s own mineral resources to rebuild the protective layer, offering a potential alternative to invasive restorative procedures.
In laboratory testing, the regenerated enamel reportedly behaved much like healthy enamel, suggesting the gel could repair damaged teeth, slow decay and reduce sensitivity. Researchers caution that further clinical trials are needed before the treatment reaches dental practices, and independent experts have yet to fully verify the results. If confirmed, the approach could mark a significant shift in how tooth decay is managed, moving care toward regeneration rather than repair. The findings add to growing interest in biologically inspired dental therapies.
Independent reporting synthesized from primary wires and global correspondents.