A hickey is a dark red or dark purple mark on your skin caused by intense suction. While biting may be part of giving a hickey, sucking is sufficient to burst small superficial blood vessels under ...

A hickey results from ruptured blood vessels or capillaries under the skin’s surface. They break when someone sucks or bites on the skin, and the spilled blood pools, creating a dark bruise.

This is also there in green vegetables like broccoli, and helps combat dark circles. The same function of it which fights under-eye darkening is what can help treat hickeys. Vitamin K regulates ...