Simply put, slugging refers to the process of sealing your skin with an occlusive agent, often petrolatum-based, overnight. Though it's been popularized as a face treatment on TikTok to aid with hydration, this little beauty trick works on other parts of the body as well – from lips to ankles.

What is slogging your face?

Slugging is the act of slathering your face in a layer of petroleum jelly as the last step of your nighttime skin care routine. The trend was made popular on social media via the K-beauty community, but it's important to note that many cultures have been doing this for decades.

What does slugging do for your skin?

What Is Slugging? Slugging is a skincare trend which includes coating your face in petrolatum or Vaseline. This is meant to prevent transepidermal water loss and keep moisture in your skin. It's best for dry skin types.