3 ms·I’d did, by giving up all soft drinks. Especially Coke.by dgm885 6y agoI’d did, by giving up all soft drinks. Especially Coke.graeme 6y agoDo you have caffeine? I don’t drink soft drinks, but coke has caffeine.danw1979 6y agoCaffeine sets my gnashing off too. two cups of strong coffee in the morning result in clenching all night and headaches the next day. Well worth trying to cut it out completely for a few weeks.