TikTok’s “unhinged beauty hacks” trend revives hemorrhoid cream as an under-eye fix — but dermatologists warn of risks like glaucoma and skin thinning.

Others caution that, while it works, the effects don’t last very long. "It is good to use it only on special occasions. Use a tiny amount of Preparation H cream under the eye area, being careful ...

None of which Wyeth, the makers of Preparation H, support. "Applying it to one's chest is an off-label use of Preparation H," said Milicent Brooks, a representative of Wyeth Consumer Healthcare.