COSRX The AHA 2 BHA 2 Blemish Treatment Serum vs First Aid Beauty Acne Clearing Pads with 2% Salicylic Acid

COSRX

First Aid Beauty

A spot treatment built around AHA and Glycolic acid, for hydration and smoothing.

A spot treatment built around AHA, for barrier repair and pollution defence.

Spot treatment

17 ingredients

19 ingredients

Brand price

USD 23.00 · checked 25 Sept 2026 · brand's site

Brand price

USD 39.00 · checked 26 Sept 2026 · brand's site

No retailer listed yet

Brand from South Korea

Brand country not recorded

At a Glance

They come out differently on Fragrance-free; that row is shaded. Tap any answer to see why.

PHA1
Polyhydroxy acids — larger and milder than AHAs.
Gluconolactone
Zinc salt (sebum/soothing)1
Zinc salts, used for sebum control and soothing.
Zinc PCA
Polysorbates (Tween emulsifiers)1
Polysorbate (Tween) emulsifiers.
Polysorbate 20
AHA1
Alpha hydroxy acids — water-soluble chemical exfoliants.
Glycolic Acid

Polysorbates (Tween emulsifiers)1
Polysorbate (Tween) emulsifiers.
Polysorbate 80
AHA1
Alpha hydroxy acids — water-soluble chemical exfoliants.
Citric Acid

Hydrating5
Boosts hydration and relieves dry, tight skin.
Dipotassium Glycyrrhizate, Gluconolactone, Propanediol, Sodium Hyaluronate, Zinc PCA
Barrier Repair2
Strengthens and restores the skin's natural barrier.
Allantoin, Caprylyl Glycol
Reduces Irritation3
Eases discomfort and supports skin resilience.
Allantoin, Dipotassium Glycyrrhizate, Zinc PCA
Redness Reducing1
Soothes visible redness and calms irritation.
Allantoin

Hydrating2
Boosts hydration and relieves dry, tight skin.
Butylene Glycol, Glycerin
Barrier Repair3
Strengthens and restores the skin's natural barrier.
Glycerin, Melaleuca Alternifolia Leaf Oil, Salix Nigra Bark Extract
Smoothing1
Refines rough or uneven texture.
Citric Acid
Acne Fighting1
Helps clear breakouts and keep pores clear.
Melaleuca Alternifolia Leaf Oil

May Worsen Seborrheic Dermatitis1
May feed the yeast involved in seborrheic dermatitis.
Polysorbate 20

May Trigger Acne1
Can clog pores or trigger breakouts.
Hexylene Glycol
May Worsen Seborrheic Dermatitis1
May feed the yeast involved in seborrheic dermatitis.
Polysorbate 80
May Worsen Keratosis Pilaris1
May clog follicles or strip skin prone to keratosis pilaris.
Hexylene Glycol
May Worsen Irritation2
May cause stinging, redness or sensitivity.
Melaleuca Alternifolia Leaf Oil, Rosmarinus Officinalis Leaf Oil

Show highlights for:

These ingredients are found in both products.

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

Water
Antiplaque, Skin Conditioning, Solvent
Aqua (EU),Deionized Water,Distilled Water,Micromatrix Fractile AN,Onsen-Sui (JPN),Purified Water
Learn more about Water →
Sodium Hydroxide
Buffering, Denaturant
Sodium hydroxide
Learn more about Sodium Hydroxide →