Pronamel helps remineralise weakened enamel to strengthen and help protect it against the effects of acid wear for strong, healthy looking teeth. Pronamel Extra Freshness toothpaste is specially formulated to protect teeth against the effects of acid erosion. When you use Pronamel Extra Freshness toothpaste, its mineral-rich formula enters deep into your teeth?s surface, actively strengthening and re-hardening weakened enamel ? every time you brush.