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Comparison

COSRX COSRX Snail Mucin 96% Repairing Serum vs K-Secret K-Secret Seoul 1988 Retinal Liposome 2% + Black Ginseng Serum

Two serums that compete for the same routine slot. Below is the honest side by side: what makes each one different, who each one is best for, and how real users rate them.

COSRX COSRX Snail Mucin 96% Repairing Serum

COSRX

COSRX Snail Mucin 96% Repairing Serum

This repairing serum is formulated with 96% snail mucin to hydrate and repair skin. It targets dullness and fine lines, promoting a healthier complexion.

K-Secret K-Secret Seoul 1988 Retinal Liposome 2% + Black Ginseng Serum

K-Secret

K-Secret Seoul 1988 Retinal Liposome 2% + Black Ginseng Serum

A high-strength retinal serum that pairs 2% liposome-encapsulated retinaldehyde with black ginseng to visibly soften lines and firm skin while keeping irritation low.

Choose COSRX Snail Mucin 96% Repairing Serum if

  • Your main concern is Fine Lines.
  • You have All skin.
  • You want Snail Secretion Filtrate in the formula.

Choose K-Secret Seoul 1988 Retinal Liposome 2% + Black Ginseng Serum if

  • Your main concern is Aging or Wrinkles.
  • You have Normal or Dry skin.
  • You want Retinal (Retinaldehyde) 2% Liposome, Black Ginseng Extract, Adenosine in the formula.
  • Retinal is stronger and faster acting than retinol

At a glance

Category
Serum
Serum
Price
from €18
Not listed
Skin types
  • All
  • Normal
  • Dry
  • Combination
  • Oily
Targets
  • Dullness
  • Fine Lines
  • Aging
  • Wrinkles
  • Elasticity
  • Dullness
  • Texture
Key ingredients
  • Snail Secretion Filtrate
  • Retinal (Retinaldehyde) 2% Liposome
  • Black Ginseng Extract
  • Adenosine
  • Niacinamide
Pros
Not listed
  • Retinal is stronger and faster acting than retinol
  • Liposome encapsulation improves tolerance
  • Black ginseng adds antioxidant support
  • Focused anti-aging formula with clear ingredient percentages
Cons
Not listed
  • Still an active retinoid, expect a purge and dryness in the first weeks
  • Not suitable during pregnancy or breastfeeding
  • Requires strict daily SPF use
How to use
At night only, on clean dry skin, apply 1 to 2 pumps. Start 2 to 3 nights a week and build up as tolerated, buffered with moisturizer if needed. Always follow with SPF in the morning.

Ingredient interactions

No flagged interactions between the key ingredients in these two products. You can layer them at different routine steps without a known conflict.

Check any two ingredients

What reviewers say

COSRX Snail Mucin 96% Repairing Serum

Reviews for Advanced Snail 96 Mucin Power Essence by COSRX

"](https://skinsort.com/users/ntandoskinnn) Oily Skin · December 2025 hydrating no scent !"

Verified reviewer · SkinSort

96% Snail Mucin Serum with Niacinamide, Snail Serum for Face ...

"| | $7.99 with 20 percent savings -20%$7.99 $2.39 per fluid ounce($2.39$2.39 / fluid ounce) List Price: $9.99 List Price: $9.99$9.99 ](https://www.amazon.com/Niacinamide-Hydrating-Essence-Serums-Ounces/dp/B0CR3PBH4P?th=1 ) The List Price is the suggested retai…"

Verified reviewer · Amazon

K-Secret Seoul 1988 Retinal Liposome 2% + Black Ginseng Serum

No reviews yet.

FAQ

What is the main difference between COSRX COSRX Snail Mucin 96% Repairing Serum and K-Secret K-Secret Seoul 1988 Retinal Liposome 2% + Black Ginseng Serum?

Both are serums. COSRX COSRX Snail Mucin 96% Repairing Serum focuses on Dullness and Fine Lines, while K-Secret K-Secret Seoul 1988 Retinal Liposome 2% + Black Ginseng Serum targets Aging and Wrinkles. Ingredient wise, COSRX COSRX Snail Mucin 96% Repairing Serum leads with Snail Secretion Filtrate; K-Secret K-Secret Seoul 1988 Retinal Liposome 2% + Black Ginseng Serum uses Retinal (Retinaldehyde) 2% Liposome and Black Ginseng Extract.

Can I use COSRX COSRX Snail Mucin 96% Repairing Serum and K-Secret K-Secret Seoul 1988 Retinal Liposome 2% + Black Ginseng Serum together?

They serve the same routine step, so pick one at a time rather than layering.

Read the full reviews

See full COSRX Snail Mucin 96% Repairing Serum review See full K-Secret Seoul 1988 Retinal Liposome 2% + Black Ginseng Serum review