The most popular K-beauty products on social media

TikTok, Instagram, and YouTube have profoundly transformed how skincare, and k-beauty in particular, is discovered. Today, it's no longer just brands dictating trends, but users themselves, through viral videos, "before/after" routines, and live tests.

K-beauty is particularly well-suited to these platforms. Sensory textures, visible results, "star" ingredients... everything comes together to create highly viral products.

But what are truly the most popular k-beauty products on social media? And most importantly, why them?

The power of social media in k-beauty

Social media, especially TikTok, plays a central role in the success of k-beauty.

Unlike traditional advertising, products go viral thanks to:

• visual demonstrations
• fast results
• authentic user reviews

A simple product can go from obscurity to being out of stock globally in a few days.

Some brands like Anua, Laneige, or Cosrx accumulate hundreds of millions of views, proving the massive impact of social platforms on skincare .

The most viral k-beauty products

1. Snail mucin skincare (Cosrx)

It's impossible to talk about viral products without mentioning snail mucin.

The Cosrx Advanced Snail 96 Mucin Power Essence has become a true phenomenon on TikTok. Users regularly share videos showing more hydrated, smoother, and brighter skin after a few weeks of use .

👉 Why it works:

• visual texture (very viral "stringy" effect)
• promise of skin repair
• visible results on hydration

2. Soothing heartleaf toners (Anua)

The Anua Heartleaf 77% Soothing Toner is among the most mentioned products on TikTok.

Its promise is simple: calm redness and soothe sensitive skin. Videos often show a rapid improvement in skin condition, which reinforces its viral effect .

👉 Why it works:

• clear positioning (sensitive skin)
• fast visible results
• trendy ingredient (heartleaf)

3. Next-generation sunscreens (Beauty of Joseon)

K-beauty sunscreens have become social media stars.

The Beauty of Joseon Relief Sun: Rice + Probiotics is particularly viral thanks to its light texture, no white cast, and luminous finish on the skin .

👉 Why it works:

• invisible texture (very filmable)
• glowy finish
• makeup-friendly

4. Centella asiatica skincare (Skin1004)

Centella asiatica is a key ingredient in k-beauty, and some products have gone viral thanks to its soothing properties.

The Skin1004 Madagascar Centella Ampoule is often highlighted for its "calm & glow" effect, particularly appreciated by sensitive skin types .

👉 Why it works:

• recognized ingredient
• effective on redness
• minimalist routine

5. Next-generation hydrating serums (Torriden)

Light and hydrating textures are extremely popular on TikTok.

The Torriden Dive-In Hyaluronic Acid Serum is popular for its ability to deeply hydrate without a greasy feel .

👉 Why it works:

• immediate "plump" effect
• visual watery texture
• suitable for all skin types

6. "Glass skin" effect creams (Medicube)

Some creams go viral thanks to their immediate results.

Products like the Medicube Collagen Jelly Cream are known to give plump and luminous skin from the first application .

👉 Why it works:

• visible immediate effect
• glossy finish perfect for videos
• anti-aging positioning

7. Iconic lip care (Laneige)

K-beauty is not limited to skincare.

The Laneige Lip Sleeping Mask is a TikTok essential, often featured in evening routines with visible results the next day .

👉 Why it works:

• visible transformation
• rich and sensory texture
• simple to use

Characteristics of viral products

It's no coincidence that these products are so successful. They share several common characteristics.

A visual texture

Textures play a key role in virality:

• translucent gels
• "stringy" textures
• glossy finishes

These elements are perfect for short videos, where the visual aspect is paramount.

Fast visible results

Viral products often offer an immediate effect:

• brighter skin
• visible hydration
• more even complexion

Even if deep results take time, this instant effect is enough to convince.

A key ingredient

Most viral products rely on a key ingredient:

• snail mucin
• centella asiatica
• heartleaf
• rice
• propolis

This simplifies the message and makes it memorable.

A simple promise

Viral products don't try to do everything. They address a specific need:

• soothe
• hydrate
• repair
• brighten

This clarity facilitates their adoption.

The impact of social media on brands

Social media doesn't just make products popular. It directly influences the market.

Some brands explode thanks to TikTok. For example, Anua generated hundreds of millions of views and rapid growth thanks to the platform .

This has several consequences:

• acceleration of trends
• appearance of products "designed to be viral"
• faster consumption cycles

Viral products vs. real efficacy

Not all viral products are necessarily suitable for all skin types.

Some work very well, others are simply amplified by social media.

👉 It's important to:

• understand your skin type
• not blindly follow trends
• prioritize consistency in your routine

Viral products can be excellent discoveries, but they must fit into a suitable routine.

A new way of consuming skincare

Social media has transformed k-beauty into an interactive experience.

Users are no longer just consumers, but also content creators. They test, share, recommend, and influence trends.

This dynamic makes skincare more accessible, but also faster and sometimes more superficial.

Finally...

The most popular k-beauty products on social media owe nothing to chance. Their success is based on a combination of factors: visual textures, fast results, star ingredients, and effective storytelling.

Products like Cosrx's snail mucin, Anua's soothing toners, or Beauty of Joseon's sunscreens perfectly illustrate this new dynamic.

But beyond virality, k-beauty reminds us of one essential thing: a good routine doesn't depend on trends, but on understanding your skin.

Social media is a source of inspiration, but the key always remains the same: consistency, regularity, and appropriate choices.