National Geographic : 1923 Jul
This offers you a delightful test, to show how beauty is enhanced by pearly teeth. And how teeth can be pro tected as they never were be fore. The method is used by mil lions. Dentists the world over now advise it. Won't you learn how much it means to you-and yours? Removes the film Your teeth are coated with a viscous film. It clings to teeth, enters crevices and stays. Food stains, etc., discolor it. Then it forms cloudy coats. Tartar is based on film. No old-time tooth paste could effectively combat it. So coated teeth were almost uni versal. And very few escaped the troubles caused by film. Film holds food substance which ferments and forms acids. It holds the acids in contact with the teeth to cause decay. Germs breed by millions in it. They, with tartar, are the chief cause of pyorrhea. Had to fight it Tooth troubles became Avoid Harmful Grit Pepsodent curdles the film and removes it without harmful scouring. Its polishing agent is far softer than enamel. never use a filn combatant which con tains harsh grit. Pe sPAT. OF. REG. U.S. The New-Day Dentifrice A scientific film combatant, which whitens, cleans and protects the teeth without the use of harmful grit. Now advised by leading dentists the world over. 10-Day Tube Free THE PEPSODENT COMPANY, Dept. 95, 1104 S. Wabash Ave., Chicago, Ill. Mail 10-Day Tube of Pepsodent to I Only one tube to a family Why Mar Beauty By a dingy film on teeth? 1170 I - alarming in extent, so dental science saw the need to fight film. After much research, two ways were discovered. One acts to curdle film, one to remove it, without any harmful scouring. Able authorities p r o ved those methods effective. Then a new-type tooth paste was created based on new discov eries. Those two great film combatants were embodied in it. The name of that tooth paste is Pepsodent. It is now advised by leading dentists everywhere. Other discoveries Modern research also found other things essential. So Pepsodent also multiplies the alkalinity of the saliva. That is there to neutralize mouth acids, the cause of tooth de cay. It multiplies the starch di gestant in the saliva. That is there to digest starch de posits which may otherwise ferment and form acids. Thus every use gives mani fold power to these great natural tooth-p rotecting agents. 50 nations use it Careful people of some 50 nations now employ this method. As one result, cleaner, prettier teeth are seen everywhere today. Send the coupon for a io Day Tube. Note how clean the teeth feel after using. Mark the absence of the viscous film. See how teeth whiten as the film-coats disappear. The result will be a revela tion, and it may lead to price less benefits. Cut out the coupon now.