Few everyday experiences are as reliably disappointing as taking a big, hopeful gulp of orange juice right after brushing your teeth and getting a mouthful of bitterness instead of sunshine. The clash ...

Dedicated at Procter & Gamble in Cincinnati, Ohio, on April 3, 2024, and Indiana University in Bloomington on April 4, 2024 The history of toothpaste extends back to ancient times in Egypt.