COSRX AC Collection Blemish Care Sheet Mask vs Mamaearth Vitamin C Sleeping Mask

COSRX

Mamaearth

A mask built around Niacinamide, for hydration and pollution defence.

A mask built around Vitamin C derivative and Vitamin C, for hydration and soothing irritation.

Mask

26 ingredients

10 ingredients

Brand price

USD 6.99 · checked 25 Sept 2026 · brand's site

Brand price

INR 99.00 · checked 6 Oct 2026 · brand's site

No retailer listed yet

Brand from South Korea

Brand from India

At a Glance

Every check both products could be assessed on comes out the same. Tap any answer to see why.

Alpha arbutin1
A gentler glycosylated relative of hydroquinone.
Arbutin
Centella asiatica (Cica)3
Centella asiatica (cica), used to calm irritation.
Asiatic Acid, Asiaticoside, Madecassic Acid
Niacinamide1
Vitamin B3 — supports the barrier and evens tone.
Niacinamide

Vitamin C derivative (stable)1
Stable derivatives of ascorbic acid.
Ascorbyl Glucoside
Vitamin C1
Vitamin C in any form: an antioxidant and brightener.
Ascorbyl Glucoside

Hydrating2
Boosts hydration and relieves dry, tight skin.
Aloe Barbadensis Leaf Juice, Butylene Glycol
Reduces Irritation1
Eases discomfort and supports skin resilience.
Aloe Barbadensis Leaf Juice
Brightening1
Restores radiance to dull, tired skin.
Ascorbyl Glucoside
Dark Spots1
Fades dark spots for a more even tone.
Ascorbyl Glucoside

May Trigger Acne1
Can clog pores or trigger breakouts.
Hexylene Glycol
May Worsen Seborrheic Dermatitis3
May feed the yeast involved in seborrheic dermatitis.
Acrylates/C10-30 Alkyl Acrylate Crosspolymer, 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

May Worsen Irritation1
May cause stinging, redness or sensitivity.
Parfum
May Worsen Eczema1
May worsen itching or irritation for eczema-prone skin.
Parfum
May Worsen Rosacea1
Can trigger flare-ups in rosacea-prone skin.
Parfum

Show highlights for:

Water
Skin Conditioning
Butylene Glycol (in both products)
Humectant
1 / 0
- Hydrating
Glycerin
Humectant
0 / 0
- Possibly animal-derived
- Hydrating
Propanediol
Viscosity Controlling
0-1 / —
- Hydrating
Niacinamide
Smoothing
0 / —
- Niacinamide
- Acne Fighting
- Barrier Repair
- Brightening
- Dark Spots
- Even Tone
- Oil Control
- Pore Refining
- Redness Reducing
Melaleuca Alternifolia Leaf Extract
Skin Conditioning
1,2-Hexanediol
Skin Conditioning
Hexylene Glycol
Cleansing
0-2 / 1
- May Trigger Acne
- May Worsen Keratosis Pilaris
Hydroxyacetophenone
Antioxidant
Hydroxyethylcellulose
Light Stabilizer
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 →
Disodium EDTA
Chelating, Viscosity Controlling
Disodium dihydrogen ethylenediaminetetraacetate
Learn more about Disodium EDTA →