I read that South Korean had a new fabulous beauty cream that reduced wrinkles.
I heard later that that cream was vaseline. What is the truth of this?

The short answer: the “mystery South Korean anti‑wrinkle cream that turned out to be Vaseline” is a rumor, but it’s rooted in a real K‑beauty practice called slugging, which does use Vaseline (petroleum jelly) as a skin‑repair step. It was never a secret commercial cream later revealed to be Vaseline — it was a technique that went viral and got misunderstood.

🧵 What actually happened

Slugging is a long‑standing Korean beauty practice where you apply a thin layer of petroleum jelly as the final step of a nighttime routine to seal in moisture and reduce transepidermal water loss. This became globally popular through TikTok and beauty influencers.

Because slugging can make skin look plumper and reduce the appearance of fine lines overnight (by preventing water loss), many people described it as a “wrinkle‑reducing miracle.”

As the trend spread, some posts exaggerated it into a story about a “new Korean anti‑aging cream” that was later “exposed” as Vaseline. That part is internet myth, not fact.

🧪 What the science actually supports
Petroleum jelly is one of the most effective occlusives ever studied, reducing moisture loss by up to 98%. This can temporarily soften fine lines and help repair a damaged skin barrier.

It’s excellent for dry, mature, or barrier‑damaged skin, but not ideal for oily or acne‑prone skin, where it can trap sebum and worsen breakouts.

So yes — Vaseline can make skin look smoother and more hydrated, but it’s not a magical wrinkle‑erasing cream. It’s a moisture‑locking barrier.

🧴 Why the rumor spread

Vaseline recently partnered with Jennie from BLACKPINK, which boosted its visibility in Korean beauty conversations.

People often assume K‑beauty secrets involve exotic ingredients, so when slugging went viral, some retellings turned it into a “mysterious Korean cream.”

When others pointed out it was just petroleum jelly, the rumor morphed into “the fancy Korean cream was actually Vaseline.”

✔️ Bottom line

There was no secret South Korean wrinkle cream revealed to be Vaseline.
What did happen is that a Korean skincare technique using Vaseline became globally popular, and the internet exaggerated it into a myth.

If you want, I can break down whether slugging is a good idea for your specific skin type — just tell me whether your skin tends to be dry, oily, or combination.

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https://serumscientist.com/blogs/science-journal/slugging-mythbusters

https://www.instagram.com/p/DYnOOsxFF7f/?utm_source=ig_embed&ig_rid=ArP2ynu9VSaR0-Eu4smIC9z

https://cosmeticsbusiness.com/vaseline-signs-jennie-as-global-ambassador-body-care-collection

https://www.allkpop.com/article/2026/05/jennie-becomes-vaselines-first-ever-global-ambassador-in-brands-150-year-history

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