But recent evidence suggests that another problem is now on the rise: tooth erosion. Tooth erosion ... swishing pH of 5.6 after drinking pH of 3.2 after drinking pH of 3 after of drinking About ...

coffee etc contribute to enamel erosion. They lower mouth's pH level and cause calcium ions to dissolve out of enamel. This leads to permenent tooth damage. In this case, brushing immediately ...