Description
The COSRX Acne Pimple Master Patch is the original and most well-known pimple patch from the Korean skincare brand COSRX. It’s a highly effective, hydrocolloid dressing designed to target individual blemishes.
What it is and How it Works: The Acne Pimple Master Patch is made of hydrocolloid, a material that is adept at absorbing fluid and creating a moist environment, which is ideal for wound healing. When applied to a pimple, particularly a whitehead or a picked blemish, it works by:
- Absorbing impurities: It draws out pus, excess oil, and other “gunk” from the blemish, which you’ll notice as the patch turns opaque white and swells.
- Protecting the blemish: It acts as a physical barrier, shielding the pimple from external bacteria, dirt, and pollution, thereby preventing secondary infections.
- Preventing picking: It physically covers the pimple, stopping you from touching or squeezing it, which can worsen inflammation and lead to scarring.
- Creating an optimal healing environment: By keeping the area moist, it promotes faster healing and reduces inflammation and redness.
Key Features:
- Hydrocolloid material: The primary and most effective component.
- Variety of sizes: Each pack typically contains patches in three different sizes (e.g., 7mm, 10mm, 12mm), allowing you to choose the appropriate size for different pimples.
- Thicker texture: Compared to the COSRX Clear Fit Master Patch, the Acne Pimple Master Patch is slightly thicker and more noticeable. This makes it ideal for overnight use or when discretion isn’t a primary concern.
- Intensive healing: It’s designed for more “intensive care” due to its ability to extract a significant amount of impurities.
- Hygienic packaging: Comes in a resealable pouch and sterilized double packaging to maintain cleanliness.
Key Ingredients: The main ingredient is Cellulose Gum. Other ingredients that form the hydrocolloid matrix and aid in adhesion and flexibility include:
- Styrene Isoprene Styrene Block Copolymer
- Polyisobutylene
- Petroleum Resin
- Polyurethane Film
- Liquid Paraffin
- Tetrakis Methane
How to Use:
- Cleanse and dry: Thoroughly cleanse the area around the pimple. It’s crucial that the skin is completely dry before application for optimal adhesion.
- Select size: Choose a patch that is larger than the pimple itself to ensure full coverage.
- Apply: Gently peel the patch from its backing and apply it directly onto the blemish. Press lightly for a few seconds to secure it.
- Leave on: Leave the patch on for several hours, ideally overnight (6-10 hours), or until it turns opaque white and appears swollen.
- Remove: Carefully peel off the patch and discard it. You should see the impurities absorbed by the patch.
- Repeat (if needed): If the pimple is not fully healed, you can apply a new patch.





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