If you want to strengthen your tooth enamel, bring on the sesame seed bagels. Sesame seeds offer an abrasiveness that can help “brush” the surface of teeth and remove bacteria -causing debris.
And you were worried about getting them stuck between your teeth.
Read more about the benefits of sesame seeds and learn of 9 other common foods that can help your pearly whites:

http://www.symptomfind.com/nutrition-supplements/foods-that-strengthen-enamel/