The Best Foods to Eat for Stronger, Whiter Teeth
Apples Food can be categorized as "smile-challenging" or "smile-friendly" explains Jonathan Levine, DMD, spokesperson for ProNamel toothpastes. Smile-challenging foods are acidic and lower the pH level in your mouth, threatening your teeth with too much acidity; whereas smile-friendly are alkaline foods that raise the pH level in your mouth to a healthier level for your teeth. (These are the best hygiene tips for healthy, white teeth.) Apples are a great alkaline fruit, says