Toothpaste is a paste used with toothbrush to clean and maintain the health of our teeth. Earliest toothpaste is found in Egypt in 4th century A.D with a misture of iris flowers.Tooth powders for use with toothbrushes came into general use in the 19th century in Britain. Fluoride toothpastes developed in the 1950s received the ADA's approval.In 1955, Procter & Gamble's Crest launched its first clinically proven fluoride toothpaste.
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