Last Updated on April 24, 2025 by Giorgia Guazzarotti

what happens when you sleep with makeup on

Sleeping with makeup on… I know you did it, too.

You’ve come home in the wee hours of the morning after a fun night on the town with friends, and the all you want to do is kick off your shoes, slip into your PJs, and go to sleep.

But… shouldn’t you take your makeup off, first? You’ve heard the old wives’ tales of what happens if you sleep with your makeup on. Pimples. Infections. Dull skin.

But your eyes are closing down on their own. You know you’ve lost the battle. And anyway, will sleeping with makeup on just this once be really that bad?

Maybe. Maybe not. Here’s what really happens when you sleep with makeup on:

What Happens to Your Skin Overnight (Makeup or No Makeup)

Here’s the deal: nighttime is when your skin goes into repair mode. Your cells regenerate faster, collagen production ramps up, and your skin is basically trying to fix all the stress it’s gone through during the day.

Now picture this: your skin trying to do all that while suffocating under a layer of foundation, setting spray, waterproof mascara, and 14-hour lipstick. Not ideal.


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Will You Get A Breakout If You Sleep With Makeup On?

It depends. If you regularly sleep with your makeup on, you’ll get a breakout – or a pimple or two at least. But if you commit this skincare sin only once in a while? Chances are nothing bad will happen.

Truth is, there’s not much difference between wearing your makeup on your face for 8 hours during the day and wearing it for 8 hours during the night – especially if you sleep on your back.

If your face rubs against the pillow, your makeup will rub against it too and the pillow will push it back into your pores, clogging them. In that case, a breakout is almost a done deal, especially if your skin is acne-prone.

Related: How To Pop A Pimple The Right Way

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Can Makeup Actually Age Your Skin?

When you sleep in it, yes – but not in the way you think.

  • Free radicals: Makeup traps all the stuff your skin’s trying to fight off. Pollution, sweat, grime from the day. It all sticks to your makeup like Velcro. And when you don’t wash it off, those pollutants sit there generating free radicals, which can speed up things like fine lines, dullness, and uneven texture by messing with your collagen. Not fun.
  • Impairs exfoliation: Long-wear makeup can mess with your skin’s natural rhythm. The ingredients that make your foundation last all day (like film-forming agents) can also stop your skin from doing its usual overnight repair work, especially if they’re still on there at 2 a.m. That can leave your skin drier, rougher, or just looking a bit “off.”
  • Skipping skincare: And let’s be real, you’re probably skipping your skincare too. No cleansing means no retinol, no Vitamin C, no overnight hydrating mask. Basically, your skin misses its one big chance to recover and recharge. And over time, that adds up.

Related: The Best Way To Exfoliate Each Skin Type

Will You Get An Eye Infection If You Sleep with Your makeup on?

Sleeping with your makeup on can cause eye infections, especially conjunctivitis.

Again, it’s rubbing your face against the pillow that does the damage. All that rubbing moves the makeup you have on around and some of it can end up near or into your eyes.

When that happens, you’ll wake up in the morning and find that your eyes have become red, itchy and burning! This has actually happened to me once and it was awful!

From that day on, no matter how tired I was, I always made sure I removed every little trace of makeup from my face before going to sleep.

Related: Do You Really Need To Double Cleanse At Night?

Will You Compromise Your Skincare Routine If You Sleep With Makeup On?

Yes. When you go to bed with your makeup still on, you usually skip your evening skincare routine entirely.

No retinol serum to keep wrinkles at bay. No anti-acne medication to kick those pimples in the butt. No rich moisturiser to plump your skin up when you sleep. No wonder when you wake up in the morning, your skin feels so dry and dull.

Again, skipping your evening skincare routine once in a while won’t set you back much. But do it regularly and you’ll soon start looking tired and older. Don’t say I haven’t warned you.

Related: Should Your Day And Night Skincare Routines Be Different?

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Can Sleeping in Makeup Mess With Your Lashes?

Oh, 100%. If you crash with mascara still on (especially the waterproof kind), you’re basically asking for your lashes to snap, flake, or glue themselves together into one sad crunchy clump. They’ll dry out, get brittle, and start falling out like your patience on a Monday morning.

And it’s not just about losing lashes. That leftover mascara can block the tiny openings around your lashes, which is how you end up with a stye – aka a painful little bump that screams you didn’t wash your face.

So yeah… if you like having lashes, take the two minutes. Grab the remover. Thank yourself tomorrow.

But What If You’re Too Tired to Do a Full Routine?

Fair. We’ve all had those nights. If you can’t face a full 7-step skincare routine, at least do this:

  • Use a makeup remover wipe or micellar water. Not ideal, but better than nothing.
  • Follow with a no-rinse cleanser or cleansing water if you can manage a second step.
  • Slap on a light moisturiser so your skin has something to work with overnight.

Make a “tired night” stash by your bed. Think micellar water, cotton pads, a sleep mask, and lip balm. That way, you can do the bare minimum without moving more than a few inches.

Is Sleeping With Makeup Really That Bad If You Only Do It Once in a While?

Not really. One-off skincare sins won’t ruin your skin.

It’s the pattern that matters. If sleeping in makeup becomes your norm, that’s when the trouble starts: breakouts, sensitivity, clogged pores, dullness, premature lines.

But if it happens once a month after a night out, just cleanse really well the next morning, maybe throw on a clay mask or exfoliating toner, and call it even.

The Bottom Line

Not removing your makeup at night is never a good idea, but if you’re really, really, really tired and will sleep on your back, then chances are that nothing bad will happen to your skin. Just don’t make a habit out of it!