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This is Beauty Basics, a column dedicated to ending pervasive beauty myths once and for all. First up is one falsehood we hear over and over again in our viral video series Go To Bed With Me: do pores really open and close?


beauty basics

You can steam your face, splash it with ice-cold water, or cover it in a warm compress—but your pores still won't open or close. They never have and they never will. So why is this beauty myth so prevalent?

Pores are essentially holes in your skin connected to hair follicles that allow sweat and oil to reach the surface. "So you don't want to totally erase your pores because then you wouldn't be human," says Dr. Melissa Kanchanapoomi Levin, dermatologist and founder of Entière Dermatology in NYC. In other words, pores of all sizes are totally normal.

We have pores all over our face, but it's common to have a higher concentration in the center, around your t-zone. "There are certain things that have to do with pore size. Genetics, sun damage—if the collagen around the pore loosens, they can stretch out," says Dr. Mona Gohara, an associate clinical professor of dermatology at Yale School of Medicine. While your pores might not be able to open or close, they can grow in size if the collagen in your skin becomes weak and damaged. There's also the issue of congestion, which can give the illusion of larger or more obvious pores.

If loss of collagen is the reason your pores suddenly seem larger, no amount of cold water will help you. Instead, turn to retinol, the derm-favorite vitamin A derivative that increases cell turnover and boosts collagen production. You can get a prescription from your dermatologist for a retinol cream, or you can try an OTC version (just know that results will take longer). Sun damage also contributes to collagen loss, so you'll need to wear an SPF 30 or greater every single day. "It's true that with time your pores may appear to be more prominent, due to sun exposure and the aging process," adds Gohara.

So hot water and steam won't open your pores. What they can do is loosen the sebum (oil) in your face, allowing it to slide out of the pore easily when you wash with cleanser. If clogged pores are a constant issue, Levin recommends looking for products containing AHA and BHA acids like lactic, glycolic, and salicylic acid. These acids will help with cellular turnover to keep your pores clear.

Keep Your Pores Clear
GOOD GENES Glycolic Acid Treatment
Sunday Riley GOOD GENES Glycolic Acid Treatment
$122 at Dermstore
Obagi CLENZIderm M.D. Pore Therapy
Obagi Medical Obagi CLENZIderm M.D. Pore Therapy
Retinol 0.5 Refining Night Cream
SkinCeuticals Retinol 0.5 Refining Night Cream
DERMAPORE Ultrasonic Pore Extractor & Serum Infuser
DERMAFLASH DERMAPORE Ultrasonic Pore Extractor & Serum Infuser

This beauty myth seems to perpetuate thanks in part to the way your skin looks and feels after being exposed to extreme temperatures. It's not your pores that are opening and closing, but rather the blood vessels in your face. "I think people tend to react to transient changes that you can see from your blood vessels opening and closing. It has nothing to do with the actual pore itself," says Levin. "Any sort of procedure like microdermabrasion, microneedling, some sort of heat-based technology, is going to make your pores look smaller just because there's more edema or swelling. The skin plumps in response to trauma. The pores look like they're tighter, but they're actually not."

Headshot of Jenna Rosenstein
Jenna Rosenstein
Beauty Director

Jenna Rosenstein is the Beauty Director at Harper's BAZAAR across both print and digital. While attending NYU, she held internships at Women’s Wear Daily, Bloomingdale’s, Harper’s BAZAAR, and Allure, the latter of which she parlayed into her first job as the Beauty Assistant. She left Allure three years later as the Senior Beauty Editor. She spent a few months at Refinery29 overseeing branded content in the same title, before finally landing back at BAZAAR to manage all beauty content. When she's not testing every lipstick known to mankind, getting zapped by new lasers, or interviewing experts and celebrities, you can find Rosenstein at home in New Jersey with her son, husband, and black cat named Maddie.