Dealing with a Silver Diamine Fluoride Stain on Skin

Finding a dark silver diamine fluoride stain on skin can be a bit of a shock if you weren't expecting it. You probably took your kid to the dentist (or went yourself) to treat a cavity without the drill, felt great about the quick process, and then caught a glimpse in the mirror later. Suddenly, there's a stubborn, dark grey or black smudge on your lip, cheek, or hand that looks like you got into a fight with a permanent marker—and lost. ...

February 10, 2026 · 7 min · Mohamcel Mrs