有人主张向饮食中添加骨粉来减少动物和人的龋齿发病率,骨粉中含有氟化物和其它成分。使用的骨粉片其剂量相当于常用NaF(0.25mgF~-)片的剂量。当摄入 NaF 片或其它易溶性含 F~-的物质时,氟化物几乎全部迅速被吸收,而骨粉片中氟化物几乎很少被吸收。这样,骨粉片中氟与骨、牙齿结 Some people advocate the diet to add bone meal to reduce the incidence of dental caries in animals and humans, bone meal contains fluoride and other ingredients. The dose of bone meal used is equivalent to the usual NaF (0.25 mg F ~) tablets. When NaF tablets or other soluble F ~ - containing substances are ingested, almost all of the fluoride is rapidly absorbed, whereas fluoride in the bone meal is scarcely absorbed. In this way, the bone powder in the bone and fluoride, tooth knot