Pearl Drops Ice Mint Gel 50ml A unique 4 part whitening system which helps to polish away stains & plaque to get teeth their cleanest, whitest, smoothest & freshest. Originally developed by a dentist, Pearl Drops contains fluoride to strengthen tooth enamel & protect teeth against decay. It contains no harsh abrasives, bleaches or acidic p H. For fast results brush daily after, or in place of your normal toothpaste.