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Claire Changshared on the hydration episode ofAllure’sThe Science of Beautypodcast.

Model Raynara Negrine with glowing skin and braids standing an angle against a cement wall

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Dehydrated skin will also feel tight and appear duller than usual, he adds.

Dry skin, on the other hand, is characterized by lack of oil, Radusky says.

Skin peeling and itchy, flaky skin typically happen as a result.

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Basically, general discomfort is a major sign of dryness.

Do you start group chats about the best scalp treatments?

Google AHA vs. BHA exfoliants until the wee hours?

Murad Intense Recovery Cream on white background

You’re our people.

For even more nerdiness, check outThe Science of Beauty podcast, produced by our editors.

These six steps should help you see improvement in how your skin looks and feels either way.

A yellow and white tube of Dr. Jart+ Ceramidin Cream on white background

When your skin lacks them, dryness and irritation occur.

But a great moisturizer will replenish your skin’s ceramide levels and hydrate it in the process.

Our picks, in this case, includeMurad’s Intense Recovery Creamand theDr.

Pink Hey Dey Humidifer with red Allure Best of Beauty seal in righthand corner on white background

Those with super oily skin, though, should go thephysical exfoliationroute to more effectively remove sebum buildup.

Need some help picking the right one?

TheBiore Brightening Exfoliating ScrubandBliss Well Yes!

A slim gray tube of Paula’s Choice 25% AHA + 2% BHA Exfoliant Peel on white background

Healthy Glow Multivitamin Scrubare our favorites lately.

(And both are under $10.)

“Serums are not moisturizers and vice-versa,” he adds.

An orange and white bottle of No7 Radiance+ Vitamin C Glow Toner on white background

They are two different layers of moisture that are mutually exclusive.

Radusky recommends finding a serum packed withhyaluronic acid, which helps water bind to the collagen in your skin.

The Best of Beauty-winningAHC Aqualuronic Serumis always a great option.

A Biore Brightening Exfoliating Scrub in Yuzu Lemon and Dragon Fruit on white background

They’ll boost your skin’s natural ability to produce its very own hyaluronic acid.

Try theGlow Recipe Avocado Ceramide Recovery Serum.

You’ll wake up with a more nourished complexion.

Bliss Well Yes! Healthy Glow Multivitamin Scrub on white background

Yup, that’s right Vaseline is actually good for your face.

Temperature and humidity changes can affect the way your skin looks and behaves, says Radusky.

“Cold air also tightens pores, reduces circulation, and reduces sebum production.”

AHC Aqualuronic Serum on white background

Enter dry, flaky skin.

Low humidity, hot showers, and central heat also contribute to skin dehydration.

Either way, a moisture-packed skin-care routine will save you from winter’s wrath.

A green glass bottle of Glow Recipe Avocado Ceramide Recovery Serum on white background

But too much direct sunlight can cause dehydration, so be extra vigilantwith sunscreen.

Constant hydration will keep both at bay whether dry skin or dehydration has your face feeling parched.

“It’s the same thing on our skin.

When hydrated, our skin cells swell, and this can be a great thing.

It minimizes the appearance of fine lines and wrinkles, and generally makes us look less tired.”

Additional reporting by Allison Duncan.