I'd argue that anything with a ph below 7 will slowly erode teeth over time. And we know how balanced people are with their diets... :P But I drank lattes when

I'd argue that anything with a ph below 7 will slowly erode teeth over time. And we know how balanced people are with their diets... :P But I drank lattes when I was dealing with my cavity in college (iirc). So I am sure an individual would need to work out what they need to do. edit: had my ph reversed.