ROUND LAB Vita Niacinamide Dark Spot Serum Mask vs COSRX Advanced Snail Mucin Power Sheet Mask

ROUND LAB

COSRX

A mask built around Niacinamide and Panthenol, for hydration and barrier repair.

A mask built around Panthenol, for hydration and barrier repair.

Mask

37 ingredients

19 ingredients

Brand price

USD 5.30 · checked 25 Sept 2026 · brand's site

Brand price

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

No retailer listed yet

Brand country not recorded

Brand from South Korea

At a Glance

They come out differently on Fragrance-free, Pore-clogger-free, Oil-free and Cruelty-free; those rows are shaded. Tap any answer to see why.

Ceramide1
Skin-identical lipids that hold the barrier together.
Ceramide NP
Vitamin E1
Tocopherols — fat-soluble antioxidants.
Tocopherol
Vitamin C derivative (stable)1
Stable derivatives of ascorbic acid.
3-O-Ethyl Ascorbic Acid
Panthenol (provitamin B5)1
Provitamin B5 — a humectant and soother.
Panthenol

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

Hydrating5
Boosts hydration and relieves dry, tight skin.
Butylene Glycol, Dipotassium Glycyrrhizate, Glycerin, Panthenol, Sodium Hyaluronate
Barrier Repair5
Strengthens and restores the skin's natural barrier.
Allantoin, Glycerin, Melaleuca Alternifolia Leaf Oil, Panthenol, Sodium Polyacrylate
Reduces Irritation3
Eases discomfort and supports skin resilience.
Allantoin, Dipotassium Glycyrrhizate, Panthenol
Redness Reducing1
Soothes visible redness and calms irritation.
Allantoin

May Trigger Acne1
Can clog pores or trigger breakouts.
Tocopherol
May Worsen Seborrheic Dermatitis4
May feed the yeast involved in seborrheic dermatitis.
Acrylates/C10-30 Alkyl Acrylate Crosspolymer, Ceramide NP, Helianthus Annuus Seed Oil, Hydrogenated Lecithin
May Worsen Keratosis Pilaris1
May clog follicles or strip skin prone to keratosis pilaris.
Tocopherol
May Worsen Oily Skin1
May increase shine or excess oil.
Helianthus Annuus Seed Oil

May Trigger Acne1
Can clog pores or trigger breakouts.
Hexylene Glycol
May Worsen Seborrheic Dermatitis2
May feed the yeast involved in seborrheic dermatitis.
Polyglyceryl-10 Laurate, Polyglyceryl-10 Myristate
May Worsen Keratosis Pilaris1
May clog follicles or strip skin prone to keratosis pilaris.
Hexylene Glycol
May Worsen Irritation1
May cause stinging, redness or sensitivity.
Melaleuca Alternifolia Leaf Oil

Show highlights for:

Hippophae Rhamnoides Water
Skin Conditioning
Niacinamide
Smoothing
0 / —
- Niacinamide
- Acne Fighting
- Barrier Repair
- Brightening
- Dark Spots
- Even Tone
- Oil Control
- Pore Refining
- Redness Reducing
Propanediol
Viscosity Controlling
0-1 / —
- Hydrating
Butylene Glycol (in both products)
Humectant
1 / 0
- Hydrating
1,2-Hexanediol (in both products)
Skin Conditioning
Isopentyldiol
Solvent
0-1 / —
Water (in both products)
Skin Conditioning
Glycerin (in both products)
Humectant
0 / 0
- Possibly animal-derived
- Hydrating
Panthenol (in both products)
Skin Conditioning
0 / 0
- Panthenol (provitamin B5)
- Barrier Repair
- Hydrating
- Reduces Irritation
Tranexamic Acid
Skin Conditioning
- Tranexamic acid
- Brightening
- Dark Spots
- Even Tone
- Redness Reducing

Water (in both products)
Skin Conditioning
Butylene Glycol (in both products)
Humectant
1 / 0
- Hydrating
Glycerin (in both products)
Humectant
0 / 0
- Possibly animal-derived
- Hydrating
Snail Secretion Filtrate
Skin Conditioning
- Animal-derived
1,2-Hexanediol (in both products)
Skin Conditioning
Panthenol (in both products)
Skin Conditioning
0 / 0
- Panthenol (provitamin B5)
- Barrier Repair
- Hydrating
- Reduces Irritation
Hydroxyacetophenone
Antioxidant
Hexylene Glycol
Cleansing
0-2 / 1
- May Trigger Acne
- May Worsen Keratosis Pilaris
Xanthan Gum (in both products)
Cleansing
0-1 / —
Dipropylene Glycol
Perfuming
0-1 / —

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 →
Water
Antiplaque, Skin Conditioning, Solvent
Aqua (EU),Deionized Water,Distilled Water,Micromatrix Fractile AN,Onsen-Sui (JPN),Purified Water
Learn more about Water →
Glycerin
Denaturant, Fragrance, Hair Conditioning, Humectant, Oral Care, Perfuming, Humectant, Skin Protecting, Solvent, Viscosity Controlling
Glycerin may be plant, synthetic or animal depending on the supplier.
Learn more about Glycerin →
Panthenol
Antistatic, Hair Conditioning, Skin Conditioning
Panthenol is panthenol (provitamin B5).
Learn more about Panthenol →
Disodium EDTA
Chelating, Viscosity Controlling
Disodium dihydrogen ethylenediaminetetraacetate
Learn more about Disodium EDTA →
Sodium Polyacrylate
Absorbent, Binding, Emulsion Stabilising, Film Forming, Hair Fixing, Skin Conditioning, Emollient, Viscosity Controlling
2-Propenoic acid, homopolymer, sodium salt
Learn more about Sodium Polyacrylate →
Xanthan Gum
Binding, Emulsion Stabilising, Gel Forming, Skin Conditioning, Cleansing, Emulsifying, Viscosity Controlling
Xanthan gum
Learn more about Xanthan Gum →