
Siena Gagliano
Siena Gagliano is the Beauty Editor at Marie Claire, where she writes and edits reported features, trend stories, and expert-backed shopping roundups. Before joining the team full-time, she was an editor at Cosmopolitan, where she specialized in SEO-first beauty content and commerce strategy. Her bylines have also appeared in Allure, ELLE, Bustle, Well+Good, Popsugar, and Women's Health, covering everything from the best products for brighter, glowier skin to the science behind face mapping. Curious about the behind-the-scenes magazine life and her go-to beauty picks? Follow her on Instagram at @sienagagliano.
Latest articles by Siena Gagliano
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I Tried the BIAB Manicure Trend—Now I'll Never Go Back
"Builder in a Bottle" is the latest trend sweeping the nail industry.
By Siena Gagliano Last updated
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Glow from Head to Toe With My Beauty Editor-Approved Summer Skincare Routine
I treat the skin on my face and body as one full system.
By Siena Gagliano Published
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Nordstrom's Half-Yearly Sale Offers 60 Percent Off Your Summer Beauty Glow-Up
Hydrated skin, vacation-ready makeup, and frizz-proof hair all await you.
By Siena Gagliano Last updated
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The TSA Loves to See Me and My Travel-Friendly Skincare Routine Coming
It's me and these minis against the world.
By Siena Gagliano Last updated
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My Beauty Editor Secret for Chiseled Cheekbones Has Nothing to Do With Contour
Let me teach you about tantouring.
By Siena Gagliano Last updated
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We All Make These Sunscreen Application Mistakes—Here's How to Fix Them
Wearing SPF is one thing. Wearing it right is another.
By Siena Gagliano Published
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The Marie Claire Beauty Team Can't Stop Talking About These 10 New Sunscreens
2025’s SPFs are in a league of their own.
By Siena Gagliano Published
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This Under-$60 Tinted Sunscreen Just Replaced My Foundation and Is Worth Every Penny
One and done.
By Siena Gagliano Last updated
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My New Favorite Lip Oil Transformed Me Into a Yacht Baddie In Just One Swipe
The kind of bronze shimmer that transports you to the French Riviera.
By Siena Gagliano Published
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Next-Gen Spray Sunscreens Will Have You Smelling Like a Sweet Coconut Treat
They’re lightweight, invisible, and protective, too.
By Siena Gagliano Last updated
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My Skin Hasn't Seen the Sun in Months, But This Body Oil Says Otherwise
Patrick Ta's newest drop gives a vacation glow without the vacation.
By Siena Gagliano Published
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Laura Harrier's Glowy-Not-Greasy Complexion Is Courtesy of a $14 Drugstore Setting Spray
Locked in "from the carpet to the dinner and to all the after parties."
By Siena Gagliano Published
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Do We Spy a Leaning Tower of Diamonds, or Is That Megan Thee Stallion’s Hair?
Her Met Gala hairstyle reached new, sparkling heights.
By Siena Gagliano Published
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Zendaya's 2025 Met Gala Makeup Is Going on My Bridal Beauty Board
Feminine and edgy, all in one.
By Siena Gagliano Published
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Skincare and Streetwear Merge for the Latest Cross-Industry Collab
Everyone's favorite pimple patches team up with a fashion icon.
By Siena Gagliano Published
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Brow Gels So Good, You'll Ditch Your Pencil Forever
Fluffy, laminated, or sculpted—you pick.
By Siena Gagliano Last updated
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I'm Going on Vacation Next Week—These 15 Amazon Beauty Sale Finds Are Coming With Me
Don't sleep on these warm weather staples.
By Siena Gagliano Published
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Why Would I Splurge on Beauty Products When These Under-$50 Sephora Finds Exist?
How an editor really shops.
By Siena Gagliano Published
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I Found Eyebrow Blindness Redemption With This Under-the-Radar Brow Pen Formula
Canceling my microblading appointment as we speak.
By Siena Gagliano Last updated
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Taylor Townsend Sea Mosses Her Way to Better Wellness
The tennis star serves up self-care between sets.
By Siena Gagliano Published
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This Minimalist Nail Polish Trend Screams “I Summer in the Hamptons”
The neutral is undergoing a chic rebrand.
By Siena Gagliano Published
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Trade Your Multi-Step Lip Care Routine for One Do-it-All Gloss
Hydration, pigment, and longevity.
By Siena Gagliano Published
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I Ended a 10-Year Relationship With My Drugstore Mascara for This Unbelievably Good Luxe Option
Wait until you see the results.
By Siena Gagliano Published
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I'm Tossing My Luxury Beauty Products for These Under $50 Sephora Sale Finds
High performance at a low price.
By Siena Gagliano Published
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According to Women Over 50, the Sephora Sale Holds Mature Skin Beauty Treasures
On a mega discount, no less.
By Siena Gagliano Published
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Next-Gen Perfume Has One Purpose: To Stay on Your Skin
Solid fragrances take lasting power to a new level.
By Siena Gagliano Published
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Mikey Madison Took Over Her 'SNL' Weekend With Glam From the Stage to the NYC Streets
Enter: Red nails, Hollywood hair, and soft pink lips.
By Siena Gagliano Published