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Is fluoride an important nutrient for early pregnancy?
Closure defect hypothesis

Home | How does fluoride change the shape of teeth? | Pits and fissures | Intro to drawings | Ripples | Spark | Come together | Optimum meeting | Fissured meeting | Closure defect hypothesis | How much? | Natural sources of fluoride | Water as a source of fluoride | Goodbye and contacts


Fissures in teeth are essentially closure defects, much like those in any other organ system. My hypothesis stretches the fact that fluoride prevents pits and fissures in teeth to the possibility that fluoride could prevent some similar birth defects.


The most similar birth defects visually are cleft lips. (This photo is from Dr. Lore at

How much?