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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

    Five overlapping makeup photos with glossy lips and soft blush, pale blue eyeshadow at bottom left, pink-purple cheek shimmer in the center and dark red lipstick on the right
    Goodbye Bold Blush—This Fall, It's All About the Eyes

    The season's top makeup trends call for cozy shades, unexpected pops, and barely-there mascara.

    Makeup
    • Collage of blue nails with burgundy tips, autumnal watercolor nail art and eggplant nails alongside bottles of brown, pale blue and purple polish
      Fall Fashion's Hottest Color Combo Looks Even Better On Your Nails

      Meet the maroon and icy blue mani.

      By Siena Gagliano

      Nails
    • White Drift home diffuser and wooden car freshener beside a photo of a misty evergreen forest on a textured cream background
      My Witchy Little Heart Has Found Its Favorite Fall Fragrance

      This vampire-inspired scent collection has my name written all over it.

      By Siena Gagliano

      Fragrance
    • a person applying body makeup in brown swimsuit bottoms with a body brush next to body makeup products
      This Is My Beauty Editor Secret to Faking Airbrushed Skin from Head to Toe

      Body makeup or bust.

      By Siena Gagliano

      Makeup
    • a handful of skincare products edited next to a model with clear skin
      My Dry Skin Has Been Crying for Moisture This Fall—This $15 Product Delivered

      Hydrated skin on a budget.

      By Siena Gagliano

      Skincare
    • Claire Danes at the 78th Emmy Awards held at Peacock Theater on September 14, 2026 in Los Angeles, California
      Claire Danes’s Emmys Beauty Look Is NYFW-Coded

      She went sleek, side-parted, and sculptural.

      By Siena Gagliano

      Beauty
    • Nicole Kidman attends the 78th Primetime Emmy Awards at Peacock Theater on September 14, 2026 in Los Angeles, California.
      Nicole Kidman’s Emmys Hair Has Me Ready to Retire the Slicked-Back Bun

      Low updos are officially fall's hottest hairstyle.

      By Siena Gagliano

      Hair
    • Lukita Maxwell at the 78th Emmy Awards held at Peacock Theater on September 14, 2026 in Los Angeles, California.
      Lukita Maxwell Just Made the Baby Bob Fall’s Most Tempting Haircut

      Her cheekbone-grazing cut and flipped-out ends made the case for going shorter this season.

      By Siena Gagliano

      Hair
    • a grid design with three manicures and three bottles of nail polish
      My Next Manicure Is Taking Its Cues From Stockholm Street Style

      Earthy tones and short shapes.

      By Siena Gagliano

      Nails
    • Kraum makeup brushes shown in a collage alongside close-ups of smokey eye makeup and brush details in an artistic design
      These J-Beauty Makeup Brushes Make Executing My Smokey Eye Beyond Easy

      It's the chicest brand on the block.

      By Siena Gagliano

      Makeup
    • the best nail looks of the week feature six images with three polishes and three fall nail designs
      Fall's Top Nail Trends Have Gone to the Dark Side

      Just look to the week's best manicures for inspiration.

      Nails
    • A six-image collage of oyster and pearl nails with three iridescent oyster nail polishes
      Summer Isn’t Over Until I Get an Oyster Manicure

      The shimmery trend is all over my mani inspiration board.

      By Siena Gagliano

      Nails
    • model wearing drugstore moisturizer on a blue background next to two drugstore moisturizer containers
      Shop for Moisturizer the French Way and Spend Less Than $15

      This beauty-insider secret gave me the glowiest complexion imaginable.

      By Siena Gagliano

      Skincare
    • A black woman with long hair in a red jacket surrounded by art and white text that says “doing well”
      When She’s Not at the US Open, Sloane Stephens Is Throwing Sauna Parties

      The tennis star is equal parts athlete and beauty girl.

      By Siena Gagliano

      Wellness
    • a six college image featuring three nail designs with swirls, stars, and stripes and three nail polish shades
      August's Best Manicures Are Going Out With a Bang

      The season may be winding down, but the nail art definitely isn’t.

      By Siena Gagliano

      Nails
    • a girl with a blue shirt and brown hair with cream blush swatches next to cream blushes
      I’ve Worn the Same YSL Lip Shade for Two Years—Now It's My Go-To Blush

      Came for the color, stayed for the formula.

      By Siena Gagliano

      Makeup
    • Collage of nail inspiration with red studded French tips, pale pink nails with dark toes, orange chrome nails, and three nail polish bottles
      The End-of-Summer Nail Identity Crisis Is Here

      Butterfly nails or black polish—why choose?

      By Siena Gagliano

      Nails
    • feet smooth from foot scrub on a beige background next to a sugar scrub and foot scrub products
      Not For Nothing, My Feet Are the Sexiest and Softest They've Ever Been

      These foot scrubs transformed my soles.

      By Siena Gagliano

      Skincare
    • mature setting powder products on a beige background with a makeup brush and an older woman's portrait with bare skin and gray hair in the middle
      Women Over 50 Agree—This Blurring Powder Is the Key to a Flawless Complexion

      It never cakes or settles—and it locks in makeup all day.

      By Siena Gagliano

      Makeup
    • A collage featuring colorful nail art designs and nail polish bottles in blue, burgundy, and brown shades
      The Chocolate Brown Nail Trend Is Getting a Turquoise Twist This Fall

      Ready for fall.

      By Siena Gagliano

      Nails
    • a fall-toned background with an image of the same girl before and after an espresso brunette hair transformation
      Espresso Brunette Is the Most Low-Maintenance Hair Color Trend for Fall

      All the richness of autumn, with just enough lingering summer glow.

      Hair
    • a woman with dark spots on a half and half background of serums that are different colors featuring skincare droppers
      FYI, Not All Dark Spots Need the Same Brightening Ingredient

      Azelaic acid, niacinamide, or both? Dermatologists break it down.

      By Siena Gagliano

      Skincare
    • Six-image collage featuring jewelry box nail designs, including sequin nails, gradient green gold nails, and swirled molten nails, and three nail polish bottles
      Mixed Metals Have Officially Made It to Your Manicure

      Your rings have found their perfect match.

      By Siena Gagliano

      Nails
    • NARS mascara graphic featuring product packaging, mascara wands, and a beauty portrait highlighting defined, lengthened lashes
      Finally—A Humidity-Proof Mascara for Fluffy Lashes That Washes Off Easily

      This length is next level.

      By Siena Gagliano

      Makeup
    • Patrick Ta contour and highlighting sticks surround side-by-side before-and-after photos showing cream contour placement and the finished blended makeup look.
      Patrick Ta’s New Makeup Sticks Give Me the Sharpest Jawline of My Entire Life

      These slim sticks take sculpting and brightening beyond the cheekbones.

      By Siena Gagliano

      Makeup
    • Six-image collage featuring animal-inspired nail designs, including spotted leopard-print manicures, colorful reptile-pattern nails, pastel dotted nail art, and three nail polish bottles
      Croc, Leopard, and Sardine Nails Just Walked Into the Salon

      Nail art has entered its party-animal era.

      By Siena Gagliano

      Nails
    • a girl with wavy hair framed against a water background next to two hair wavers, fish scales, and seashells
      Mermaid Hair Is the Latest Stop on Beauty’s Ocean-Core Tour

      And the best hair wavers are the easiest way to get there.

      By Siena Gagliano

      Hair
    • woman wearing sunscreen in the sun
      A Makeup Artist Convinced Me to Toss My Foundation In Favor of This Tinted Sunscreen

      One and done.

      By Siena Gagliano

      Skincare
    • a carousel of six images, three of nail polish bottles in whites and nudes and four fingers in three of them with a subtle manicure
      Excuse Me, Bare Nails—Your Maximalist Era Is Showing

      Sheer bases are meeting gold tips, gems, and soft washes of color.

      By Siena Gagliano

      Nails
    • a textured serum background with a girl with brown hair in the middle next to a white serum bottle and a red serum bottle
      I Built My Dream Glass Skin Routine Via the Nordstrom Anniversary Sale—And Saved $578

      Expensive taste, better timing.

      By Siena Gagliano

      Skincare
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