AC Collection Acne Patch

Image: cosrx.com

COSRX

AC Collection Acne Patch

A spot treatment built around Centella asiatica, for barrier repair and smoothing.

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Brand price

USD 8.99 · checked 25 Sept 2026 · on the brand's site

From the brand

What the brand says about this product. Our ingredient analysis follows below.

The brand recommends it for

  • Sensitive skin
  • Acne & blemishes

How to use

Cleanse the area around the troubled spot. Use after an exfoliator or before toner. Select a bigger size patch than the spot. Attach the patch on dry skin.

What's inside

Ingredients List

1 trigger at least one check · 6 trigger none

clear
Cellulose GumFragrance
0 / 0
clear
PolyisobuteneViscosity Controlling
—
clear
RosinViscosity Controlling
—
clear
PolybuteneViscosity Controlling
—
flagged
Mineral OilEmollient
0-2 / 0
  • Plant or mineral oil
  • May Trigger Acne
  • May Worsen Keratosis Pilaris
  • May Worsen Oily Skin
clear
Centella Asiatica ExtractCleansing
—
  • Centella asiatica (Cica)
  • Barrier Repair
  • Redness Reducing
  • Reduces Irritation
clear
Polyurethane FilmFilm Forming (patch Backing)
—

Key Ingredients

Benefits

Concerns

  • May Trigger Acne1

    Can clog pores or trigger breakouts.

    Mineral Oil

  • May Worsen Keratosis Pilaris1

    May clog follicles or strip skin prone to keratosis pilaris.

    Mineral Oil

  • May Worsen Oily Skin1

    May increase shine or excess oil.

    Mineral Oil

Ingredients Explained

Click on any ingredient to learn more about it

  • Cellulose Gum

    Binding, Emulsion Stabilising, Film Forming, Fragrance, Viscosity Controlling

    Cellulose, carboxymethyl ether, sodium salt

    Learn more about Cellulose Gum →

  • Polyisobutene

    Binding, Film Forming, Viscosity Controlling

    Homopolymer of 2-methyl-1 propene

    Learn more about Polyisobutene →

  • Rosin

    Binding, Film Forming, Viscosity Controlling

    Rosin is the residue left after distilling off the volatile oil from the oleoresin obtained from Pinus palustris and other species of Pinaceae.

    Learn more about Rosin →

  • Polybutene

    Binding, Viscosity Controlling

    Polybutene is the polymer formed by the polymerization of a mixture of iso- and normal butenes.

    Learn more about Polybutene →

  • Mineral Oil

    Fragrance, Hair Conditioning, Perfuming, Emollient, Occlusive, Skin Protecting, Solvent

    Mineral Oil is an oil.

    Learn more about Mineral Oil →

  • Centella Asiatica Extract

    Cleansing, Skin Conditioning, Smoothing, Soothing, Tonic

    Centella Asiatica Extract is centella (cica).

    Learn more about Centella Asiatica Extract →

  • Polyurethane Film

    Film Forming (patch Backing)

    Polyurethane backing film of a hydrocolloid acne patch (COSRX prints 'Polyuethane film', typo); a patch material, not a numbered POLYURETHANE-n cosmetic polymer.

    Learn more about Polyurethane Film →

Dupes

See all 4 dupes