Spinach Between your Teeth is a Good Thing?

Wondering what causes that fuzzy residue to sit on your teeth when you eat spinach? The oxalic acid found in spinach binds with calcium and iron to produce this coating which actually protects your teeth in a manner similar to topical pastes used to treat tooth sensitivity. But acid is bad for your teeth, right? Not in this case. The pH of oxalic acid in cooked spinach is actually close to neutral and therefore is not harmful your enamel.

A common oral health concern for many patients, tooth sensitivity is caused by a demineralization of the protective enamel that permits impact to the softer tooth tissue of dentin that lies below. Tooth sensitivity is often enhanced by cold, hot and acidic foods and beverages.

Sensitivity toothpastes contain the salt potassium nitrate, which seals the dentinal tubules to block the pain.

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