Best Cosrx Facial Serums in 2026

Dual Essence: The Advanced Snail Radiance Dual Essence contains 2 different essences that are dispensed simultaneously when pressed upon. The clear essence offers elasticity and moisturizing benefits while the cream essence improves the skin's barrier and radiance.

Lightweight Hydration: The essence delivers hydration deelpy into the skin without leaving a sticky residue, making it an optimal essence to add to your daily routine. Make sure to mix the two textures well before application to maximize benefits.

Key Ingredients: 74.3% triple snail complex- land snail, black mucin, golden shell mucin, and 5% niacinamide (also known as Vitamin B3), this essence locks hydration in skin to improve the complexion and boost the skin's radiance.

Hyaluronic Acid Hydra Power Essence: Seriously powerful hydration for extremely thirsty skin.

Plump and Healthy Skin Tone: Revamp your skin by applying before moisturizer.

Key Ingredient: 4,000 ppm of Hyaluronic Acid (Sodium Hyaluronate), Hippophae Rhamnoides Water.

Please note that we are on a new updating progress on our packaging and labels. Please do not be confused when you get a slightly different design and note that the product is sent correctly. A multi-use high volume essence with a moisturizing effect that works to boosts hydration levels for all skin types. Achieve Korean glass skin.

This product is a toner, essence and moisturizing lotion all in one. Application of the essence immediately leaves skin plump, dewy and elastic.

Hyaluronic Acid provides moisture to dry and fatigued skin. This essence is also enriched with elastin, collagen and Zostera Marina extract.

Skin-Enhancing Essence: Nourishing and hydrating, your skin will be visibly clear and radiant with each use over time.

Multi-Action Glow Giver: Re-balance the skin with highly concentrated levels of active ingredients, allowing deeper penetration into the skin barrier for glow and clarity.

Key Ingredients: 95.4% of Galactomyces Ferment Filtrate ensures antioxidizing benefit with added brightening effect through 2%of Niacinamide.

Hydrium Triple Hyaluronic Moisture Ampoule: Moisture boosting Hyaluronic Acid serum to soothe irritation and help you achieve plumped skin.Contains 3 types of Hyaluronic Acids for triple the effect.

Youth Boosting Benefits: Add on to an anti-aging beauty regimen to address dryness and repair the skin's elasticity. Follow up with your favorite mosituriser to maximize benefits.

Key Ingredients: Intense concentration of nourishing and protecting Hyaluronic Acids (Sodium Hyaluronate, Hyaluronic Acid, Hydrolyzed Hyaluronic Acid) and 1,000 ppm Panthenol.

Mildly Exfoliating: Say goodbye to whiteheads with continued use and reveal clear skin.

Dry to Combination Skin: Formulated with hyaluronic acid, the AHA 7 exfoliant is perfect for all skin types.

Key Ingredients: Glycolic acid 7% Just 10 simple ingredients in a bottle. Clean and simple with results that follow.

✔️ Intensive Post-Blemish Care: This recovery set improves hyperpigmentation and signs of aging while revitalizing and replenishing skin.

The Vitamin 23% Serum: Create the best synergy. Boost skin enhancement and experience dramatically visible results by using Vitamin C and E together.

The Real Snail Essence: Formulated with 96.3% Snail Secretion Filtrate, this essence repairs and rejuvenates the skin from dryness and aging. It improves skin vitality by reducing dullness and soothing dehydrated skin.

Redness Relieving Serum: Refine Pores, Smoothen Skin, Relieve Redness. The Niacinamide and Zinc PCA instantly improves skin texture and radiance by reducing excess oil and minimizing pore sizes.

Key Benefits: Based on real results from consumers' self assessments, the Niacinamide 15 Serum minimizes pore size, improves skin texture, and helps fade dark spots.

Dermatological Ingredients: 15% Niacinamide helps minimize enlarged pores and refine uneven skintone. Zinc PCA prevents potential breakouts from occurring.

Instant Pore Control: For instant pore clarifying and tightening effect, the lightweight serum quickly absorbs into the skin and visibly enhances the overall appearance.

The Skin Blurring Effect: Real-life filter effect. Smoothening out rough skin and large pores, the serum simply leaves you with that glow.

Key Ingredients: 0.1% of BHA, along with Tannin and Willow Bark Extract works to perfect your pores while cooling it too.

The Hyaluronic Acid 3% Serum: 3x Hydration. Composed of a specialized complex of Hyaluronic Acid, Ceramides, and Natural Moisturizing Factors, the serum locks hydration deep in your skin.

Key Benefits: Based on real results from consumers' self assessments, the Hyaluronic 3 Serum replenishes hydration, visibly plumps the skin, and improves dryness.

Dermatological Ingredients: 3% Pure Hyaluronic Acid helps retain mositure and instantly plumps skin. Ceramide & NMF (Natural Moisturising Factors) strengthen the skin's barrier.

Concentrated Soothing Cica Serum: Destress your overworked and tired sensitive skin.

Purify and Heal: Potent serum to calm inflammation and overheated face.

Key Ingredient: 76% CICA-7 Complex (Centella Asiatica extract), Pine Bark Extract.

Effect of natural fermentation getting into the skin, awakening with whitening skin

It is formulated with 95% high concentrate of the best yeast for the skin

Made up of fermented component with a structure similar to skin

Fading Acne Scar: The ideal serum for 3 way post-acne care - calming & clearing & recovery

Deep Dive Into Your Skin: Highly concentrated serum which quickly absorbs into your skin and doesn't leave a tacky feeling.

Recommend for: Acne prone skin, sensitive skin, oily skin

A lightweight Vitamin C Booster Serum. Fight early signs of aging and improve the skin's brightness with the lightweight and hydrating Vitamin C serum.

Patch Test Recommended: This serum consists of highly concentrated pure Vitamin C. A patch test on the body is recommended before using on the face.

Dermatological Ingredients: Pure Vitamin C (Ascorbic acid) helps achieve youthful glowing skin. Super Vitamin E (Tocotrienol) helps fight signs of aging and slows down skin damage. Hyaluronic acid delivers rich moisture deep into skin and helps reduce the appearance of fine lines and wrinkles.

This lightweight, water-based retinol serum is non-sticky and infused with soothing and hydrating ingredients to help visibly improve skin elasticity and firmness.

✔️ Intensive Post-Blemish Care: This recovery set improves hyperpigmentation and signs of aging while revitalizing and replenishing skin.

The Vitamin 23% Serum: Create the best synergy. Boost skin enhancement and experience dramatically visible results by using Vitamin C and E together.

Snail 92% Daily Moisturizer: Infused with 92% of snail mucin (also called Snail Secretion Filtrate), this cream builds a moisture barrier to plump, hydrate, and soothes skin. This everyday multi-solution cream glides onto the skin and revives skin radiance.

Retinol 0.1% Cream: Retinol helps reduce signs of aging such as fine lines and wrinkles to achieve smoother, firmer, and more youthful-looking skin. It helps renew and resuface the skin and leaves the face glowing with radiance.

Key Benefits: Based on real results from consumers' self assessments, the Retinol 0.1% Cream helps reduce wrinkles, creases and fine lines while increasing the skin's elasticity, preventing acne, and fading scarring.

A lightweight Vitamin C Booster Serum. Fight early signs of aging and improve the skin's brightness with the lightweight and hydrating Vitamin C serum.