For those seeking the familiar fizz of Coca-Cola without the sugar and calories, Diet Coke and Coke Zero are the go-to ...

Caffeine affects the body in a variety of ways, particularly if you drink a lot. Having too much can cause gastrointestinal ...

However, caffeine-free Diet Coke did just as well, suggesting that caffeine does not accelerate the reaction, at least at the normal levels in the drink. They also measured the pH of the Coke ...