About this product
COSRX Master Patch X-Large (10 patches) are oversized hydrocolloid patches for treating large, cystic blemishes or covering multiple clustered breakouts in one application. The extra-large size creates a wider healing zone for more severe or widespread acne.
Best for oily, combination skin looking to address acne, large blemishes — with a focus on large-area coverage.
Pro members get a personalised score on every product based on their skin profile.
Quick Stats
Key Ingredients
Alternatives
Similar products in the same category
Product Claims
Common Allergens
Based on confirmed product attributes. Always check the full ingredient list for personal allergens.
Always check the full ingredient list if you have known allergies or sensitivities.
How to Use
- 1Apply to clean, dry skin
- 2Leave on 8-12 hours or overnight
- 3Replace as needed
Dermatologist Note
Oversized format for treating larger blemish areas or multiple spots at once.
Based on published clinical literature and dermatological research.
Ingredient Analysis
Full Ingredient List (INCI)
2 ingredientsListed in order of concentration (highest first)
Hydrocolloid adhesive, Cellulose
No reviews yet. Be the first to review this product!
Disclaimer: The information on this page is for informational purposes only and does not constitute medical or dermatological advice. Always do your own research, consult a qualified professional if you have concerns, and patch test new products before full application — especially if you have sensitive or reactive skin.