Vaping may look harmless, but your smile tells a different story From yellow stains and dry mouth to early decay and gum damage vaping silently attacks your teeth and gums Vaping might seem harmless, but it's harming your smile and your health. Dr. Mario from Randwick Dental Clinic warns that it irritates enamel, causes decay and gum disease, and dries up protective Does Vaping Cause Tooth Decay? What You Should Know E Cigs & Oral Health: How Vaping Affects Gums & Teeth Is Vaping Bad for Your Teeth? (Yes, According to Research)