By Julia Banim Practicing good dental hygiene is extremely important if you want to maintain a healthy lifestyle, and there’s much more to it than simply brushing and flossing twice a day. In order to keep your teeth gleaming, you should think carefully about what you’re eating and drinking – and it’s not just the obvious culprits you need to look out for. Indeed, while most of us know that excessive tea and coffee drinking can lead to unsightly stains, there are some seemingly more innocent beverages that can also cause havoc. Now one expert has warned that one on-trend drink could well be ‘s…