Side Effects of Vaping on Your Teeth: What You Need to Know Vaping could cause gum disease and tooth decay, dentist warns Express.co.uk Vaping looks harmless but the damage isnt., The first contact of vape smoke is your gums and teeth and over time: * Pink gums can turn dark or black * Teeth can go from white to yellow brown, Just Does Vaping Cause Tooth Decay? What You Should Know