COSRX Advanced Snail 96 Mucin Power Essence vs Rejuran Moisture Treatment Essence

COSRX

Rejuran

An essence built around Hyaluronic acid, for hydration and barrier repair.

An essence built around Niacinamide and Colloidal oatmeal, for barrier repair and hydration.

Essence

13 ingredients

40 ingredients

Brand price

USD 25.00 · checked 25 Sept 2026 · brand's site

Brand price

USD 36.00 · checked 28 Sept 2026 · brand's site

No retailer listed yet

Brand from South Korea

At a Glance

They come out differently on Fragrance-free, Silicone-free, Fungal-acne-safe and Oil-free; those rows are shaded. Tap any answer to see why.

Panthenol (provitamin B5)1
Provitamin B5 — a humectant and soother.
Panthenol
Hyaluronic acid1
Hyaluronic acid and its salts; a humectant that binds water to the skin.
Sodium Hyaluronate

Ceramide1
Skin-identical lipids that hold the barrier together.
Ceramide NP
Face oil1
An oil formulated to be used on the face.
Simmondsia Chinensis Seed Oil
Colloidal oatmeal1
Finely milled oat — an FDA-recognised skin protectant.
Avena Sativa Kernel Extract
Niacinamide1
Vitamin B3 — supports the barrier and evens tone.
Niacinamide

Hydrating4
Boosts hydration and relieves dry, tight skin.
Betaine, Butylene Glycol, Panthenol, Sodium Hyaluronate
Barrier Repair4
Strengthens and restores the skin's natural barrier.
Allantoin, Betaine, Panthenol, Sodium Polyacrylate
Reduces Irritation2
Eases discomfort and supports skin resilience.
Allantoin, Panthenol
Redness Reducing1
Soothes visible redness and calms irritation.
Allantoin

No concerns found

May Trigger Acne2
Can clog pores or trigger breakouts.
Palmitic Acid, Simmondsia Chinensis Seed Oil
May Worsen Seborrheic Dermatitis5
May feed the yeast involved in seborrheic dermatitis.
Acrylates/C10-30 Alkyl Acrylate Crosspolymer, Ceramide NP, Palmitic Acid, Polyacrylate Crosspolymer-6, Simmondsia Chinensis Seed Oil
May Worsen Keratosis Pilaris2
May clog follicles or strip skin prone to keratosis pilaris.
Palmitic Acid, Simmondsia Chinensis Seed Oil
May Worsen Oily Skin1
May increase shine or excess oil.
Simmondsia Chinensis Seed Oil

Show highlights for:

Water
Skin Conditioning
Phenyl Trimethicone
Occlusive
- Silicones
Butylene Glycol (in both products)
Humectant
1 / 0
- Hydrating
1,2-Hexanediol (in both products)
Skin Conditioning
Glycerin
Humectant
0 / 0
- Possibly animal-derived
- Hydrating
Niacinamide
Smoothing
0 / —
- Niacinamide
- Acne Fighting
- Barrier Repair
- Brightening
- Dark Spots
- Even Tone
- Oil Control
- Pore Refining
- Redness Reducing
Aloe Barbadensis Leaf Juice
Skin Conditioning
- Hydrating
- Reduces Irritation
Avena Sativa Kernel Extract
Emollient
- Colloidal oatmeal
- Barrier Repair
- Reduces Irritation
Calendula Officinalis Extract
Skin Conditioning
Cucumis Sativus Fruit Extract
Emollient

These ingredients are found in both products.

Ingredients higher up in an ingredient list are typically present in a larger amount.

Butylene Glycol
Fragrance, Humectant, Skin Conditioning, Solvent, Viscosity Controlling
Butane-1,3-diol (CAS No. 107-88-0/ EC No. 203-529-7) (R)-(-)-butane-1,3-diol” (CAS No. 6290-03-5/ EC No. 228-532-0)
Learn more about Butylene Glycol →
1,2-Hexanediol
Skin Conditioning, Solvent
We don't have a description for 1,2-Hexanediol yet.
Learn more about 1,2-Hexanediol →
Arginine
Antistatic, Fragrance, Hair Conditioning, Skin Conditioning
L-Arginine
Learn more about Arginine →