How Do Hydrocolloid Pimple Patches Work

Hydrocolloids work on the acne blemish by creating a protective seal over the skin, while absorbing excess fluid such as oil and pus, flattening spots faster and reducing inflammation/skin redness.

How long do you leave hydrocolloid acne patches on?

Gently stick them on dry skin as the first step of your routine, especially for hydrocolloid patches. Let them sit for at most 24 hours or until the patches turn into an opaque color. When they’ve turned opaque, you know they’ve sucked out the debris from the pores.

How long does it take for hydrocolloid patches to work?

Jaliman says the patches won’t always work overnight, but they do in fact work if worn correctly. “They should be worn for at least six hours,” she says. “When you remove it, you should be able to see that the presence of the pimple is not as visible. It might not look as red or irritated.