People who regularly eat fish and rice have gorgeous teeth as the calcium, magnesium, and phosphorous minerals of the sea nourish tooth enamel structure, which is made of the same elements. However, add sugar sweetened treats to that fish rice
diet and one gets dental decay as the rice
diet is very sweet already. Although plaque bacteria are said to be the cause of decay, sugar feeds the bacteria, and the acidity of sugar dissolves the CaMgK tooth structure.