"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Like most beauty staples, professionals say results can take up to a month to become noticeable, even ...

Dr Eskander also shares that, while teeth whitening toothpastes are designed to remove more stains than regular toothpastes that focus solely on improving oral health, they are not miracle workers, ...

MEREDITH: WELCOME BACK. YOU KNOW WHEN YOU ARE BRUSHING YOUR TEETH AND THE TOOTHPASTE BECOMES REALLY FOAMY IN YOUR MOUTH? THAT’S BECAUSE OF A CHEMICAL REACTION AND IN THIS WEEK’S SCIENCE OF IT, WE ARE ...

It's easy to create your own batch of elephant toothpaste. STEP 2: Add some dishwashing liquid to the peroxide. STEP 3: Mix a pack of yeast with the warm water. STEP 4: Pour the yeast and water ...