Simplified and modified atraumatic restorative treatment, a further development of atraumatic restorative treatment (one of the original MID methods of restoration) and a preventive method of restoration for primary teeth that entails partial caries removal and filling with encapsulated self-curing glass ionomer cement, has been proposed. This concept makes preventive restoration in preschool children, even by trained dental auxiliaries, possible. Moreover, effective use of self-care fluoride toothpaste during toothbrushing has been suggested for every age group,