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 Does Vaping Stain Teeth? EDGE Vaping Think that vaping is better for your teeth than smoking? We are finding that clients who vape have yellow orange stains on their teeth instead of brown stains that most smokers have. One Does Vaping Cause Tooth Decay? What You Should Know