Plastic surgeon Tunc Tiryaki advises against poop facials because they're unhealthy and unsanitary. "Applying feces to your face can introduce these pathogens into your body through small cuts ...

Perils of pet poop – so much more ... It’s not just gross. Beyond the mess and the smell, ... Wash your hands before eating or touching your face while gardening or working in the yard.

Iron supplements can cause poop to have a metallic odor. Iron also commonly contains sulfide, which can give your poop a "rotten egg" smell. This is a common and expected side effect of the iron.

4. Terrible-Smelling Poop May Be a Sign of Infection. It’s no news that poop never smells pleasant, but particularly pungent stool is often a sign of infection, according to Sheth.