15/11/2025
The future of dental care truly looks promising!
In a major breakthrough for dental science, researchers at the University of Nottingham have created a biomimetic gel that can regrow natural tooth enamel — the hardest tissue in the human body. This innovative gel mimics the biological process by which teeth originally form, using engineered versions of amelogenin, a key protein found in saliva responsible for enamel growth during early tooth development.
When applied to damaged teeth, the gel combines with calcium and phosphate ions to rebuild enamel crystals in perfect alignment with existing tooth structure. Within a week, it can restore enamel layers up to 10 micrometres thick, repairing cracks, reversing early decay, and even reducing sensitivity. Unlike fluoride, which only strengthens existing enamel, this method actively regenerates new tissue, creating a seamless, natural restoration.
With over 3.7 billion people worldwide affected by cavities, this discovery could transform dental care — replacing fillings and drilling with a simple, pain-free gel. Human trials are expected to begin soon, marking a potential new era where cavities could become a thing of the past.