食物营养不足是牙病的根本原因，建议你读一下这本书：http://www.amazon.com/Cure-Tooth-Decay-Cavities-Nutrition/dp/1434810607/ref=sr_1_1?s=books&ie=UTF8&qid=1348710200&sr=1-1&keywords=tooth+decay+cure
如果你的英文好，也可以读Dr.Price的书: http://www.amazon.com/Nutrition-Physical-Degeneration-Weston-Price/dp/0916764206/ref=sr_1_1?s=books&ie=UTF8&qid=1348712372&sr=1-1&keywords=dr.price
