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    Siena Gagliano

    Siena Gagliano

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    Beauty Editor

    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

    a hair gel background with two framed photos, the left green, yellow, blue, purple, and green hair products next to a girl in the car with brown hair
    The New e.l.f Hair Products Are Under $10 and Surprisingly Legit

    Eyes, lips, face—and now, hair.

    Hair
    • fruit nail designs next to cherries, papaya, and kiwi on a grid background
      Summer's Juiciest Manicure Trend Is Worth the Squeeze

      Talk about a fresh set.

      By Siena Gagliano

      Nails
    • hands with shiny fingernails that are bare with yellow diamond and gold rings; bare nails with a diamond ring on the middle finger; two hands with bare nails and a white pencil drawing underneath the nails
      Every Stylish Woman Is Wearing a Barely-There Manicure Right Now

      The less you see, the better the result.

      By Siena Gagliano

      Nails
    • rosie huntington-whitely in a sleek pony braid, hailey bieber in a slick-back messy bun and dangling earrings, kim kardashian in a black strapless dress and platinum messy bun
      I Asked Top Hairstylists for the Best Updo Hairstyles for Weddings, Work, and Everything In Between

      Here are the nine looks they swear by for celebrity clientele.

      By Siena Gagliano

      Hair
    • a girl with long brown hair and a white top framed over a pink cream skincare background with two skincare products to the left and right
      My Go-To Glass Skin Routine Is Majorly Discounted for Amazon Prime Day

      My beauty editor-approved lineup of SPF, moisturizers, and barrier goodies.

      By Siena Gagliano

      Skincare
    • chanel beauty images featuring a hand with multi-color nail polishes and nail polish bottles and a woman with a black and green chanel jacket
      I Can't Get My Hands on Métiers d'Art, But My Nails Are All Over These Chanel Polishes

      Fortunately, these shades are just as chic.

      By Siena Gagliano

      Nails
    • a table with tools for lymphatic drainage and a picture of a woman getting a lymphatic drainage facial with red light
      I Swear By This 5-Minute Lymphatic Routine for a Snatched Face and Zero Bloat

      The low-lift ritual that's not as woo-woo as it sounds.

      By Siena Gagliano

      Beauty
    • drugstore serums with a blue background and a selfie of siena gagliano
      Why Would I Spend $300 on a Face Serum When My New Favorite Formula Is Under $35?

      Beauty on a budget.

      By Siena Gagliano

      Skincare
    • white toothpaste on a burgundy toothbrush on a cream background
      My Coffee Obsession Doesn't Stand a Chance Against This At-Home Teeth Whitening Routine

      Top cosmetic dentists spill the secrets.

      By Siena Gagliano

      Beauty
    • french tip pedicures
      This Classic Pedicure Has Gotten a Well-Deserved Rebrand for 2026

      A top tier trend for the minimalists.

      By Siena Gagliano

      Nails
    • bb creams on a skin color background with a girl with brown hair and a black shirt
      Watch My Redness, Pores, and Acne Marks Disappear in Seconds

      A BB Cream is my secret weapon.

      Skincare
    • a white woman with dark hair in a duo of photos in which she's wearing a strapless black gown and a diamond necklace on a gold backdrop
      I Stole Anne Hathaway's Facelift Hair Hack—Now My Jawline Is Snatched

      It honestly works.

      By Siena Gagliano

      Hair
    • k beauty amazon
      I'm Determined to Have My Glowiest Skin Ever This Summer—and These K-Beauty Early Prime Day Deals Will Help

      The best deals on glass skin essentials.

      By Siena Gagliano

      Skincare
    • eczema cream
      Thanks to These Eczema Creams, My Face Has Never Felt Smoother, Softer, or Less Inflamed

      An application a day keeps the irritation away.

      By Siena Gagliano

      Skincare
    • two bottles of face sunscreen, one purple and one green, flanking a tan brunette woman wearing cord headphones taking a selfie on a silver background
      I Tested Every New Sunscreen That Launched in 2026—These 10 Are the Most Impressive

      They’re weightless and have no white cast.

      By Siena Gagliano

      Skincare
    • Two women wearing bikinis and layong on towels on the beach. Next to them is a bottle of spray sunscreen.
      Next-Gen Spray Sunscreens Will Have You Smelling Like a Sweet, Coconut Treat

      They’re lightweight, invisible, and protective, too.

      By Siena Gagliano

      Skincare
    • la mer skincare bottles on a blue background
      La Mer Has Beauty Fans In a Chokehold—Is It Worth the Price Tag?

      I tested the line, and it's not just sea kelp and a fancy jar.

      By Siena Gagliano

      Skincare
    • two manicures in pastel and nude colors in a grid pattern surrounded by two bottles of nail polish on a white background
      The Biggest June Nail Trends Are Straight Out of a Mermaid Fantasy

      Pearly finishes and sea glass-inspired shades.

      By Siena Gagliano

      Nails
    • mermaid makeup trend pictured on four different models in a grid pattern with pastel holographic patterns around them
      The Mermaid Makeup Trend Is Making Me Want to Watch 'Aquamarine' Again

      Ethereal glam but make it wearable.

      By Siena Gagliano

      Makeup
    • blush tints and stains on a pink background next to a brunette woman with smokey eye makeup
      Blush Tints Are the Ultimate Makeup Artist Secret to a Dreamy, Diffused Flush

      Summer 2026 is on track for glowing skin.

      By Siena Gagliano

      Makeup
    • good weather skin spf
      FYI, Mineral SPF Is the Elite Choice for All the Sensitive Skin Girls

      These formulas blend like butter, too.

      Skincare
    • Tanielle Jae australian and aussie girl makeup trend collage of women with bronze makeup
      Aussie Girl Glam Is Basically "Hot Girl at the Beach" Makeup

      It looks like a permanent golden hour filter.

      By Siena Gagliano

      Makeup
    • an older woman with highlighted skin on a pink background next to two sticks of highlighter
      My 78-Year-Old Grandmother's Skin Looks Plump, Hydrated, and Glowy With This $32 Highlighter

      The best formulas for mature skin help bring back dimension and radiance.

      By Siena Gagliano

      Makeup
    • IG @haileybieber | Getty
      The Watercolor Makeup Trend Is Peak Ethereal Energy and Everything I Want to Wear for Summer

      Just in time for warmer weather.

      By Siena Gagliano

      Makeup
    • mature skin foundations
      Women Over 50 Agree—Toss Your Old Foundation in Favor of This Makeup Artist Staple

      It's perfect for mature complexions.

      By Siena Gagliano

      Makeup
    • a close up of tanning cream with a woman with pale and tan skin in a before and after duo of photos with two bottles of self-tanner
      I've Been Using Face Self-Tanner for Over a Decade—This Formula Is Foolproof

      It's time to boost that summer glow.

      By Siena Gagliano

      Makeup
    • gurlain
      Guerlain Just Dropped the Ultimate French Girl-Approved Blurred Lipstick

      Soft-focus color that actually lasts.

      By Siena Gagliano

      Makeup
    • mothers day makeup
      This Mother’s Day, My Mom Is Asking for Makeup That Makes Her Skin Look Fresh and Youthful

      Gift these luminous formulas that won't crease or cake.

      By Siena Gagliano

      Makeup
    • Teyana Taylor attends the 2026 Met Gala celebrating "Costume Art" at the Metropolitan Museum of Art on May 04, 2026 in New York City
      Teyana Taylor's Silver Siren Glam Doesn't Believe in Restraint

      Maximum impact.

      By Siena Gagliano

      Beauty
    • tyla attends the 2026 Met Gala celebrating "Costume Art" at the Metropolitan Museum of Art on May 04, 2026 in New York City.
      Tyla Just Set the Summer Mood Board With Her Mermaid Glam at the Met Gala

      Glitter, glow, and lots of crystals.

      By Siena Gagliano

      Beauty
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