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 Your Teeth? Bath Spa Dentistry Tobacco Vaping Blue Diamond Family Dental 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 can cause teeth discoloration and staining. Vaping can leave teeth with a yellow or gray film over top. The vapor from e cigarettes with adjustable temperature settings can look yellow and stickier,