Beth Gillette
Beth Gillette is the beauty editor at Cosmopolitan, where she covers skincare, makeup, hair, nails, and more across digital and print. She can generally be found in bright eyeshadow furiously typing her latest feature or hemming and hawing about a new product you "have to try." Prior to Cosmopolitan, she wrote and edited beauty content as an Editor at The Everygirl for four years. Follow her on Instagram for makeup selfies and a new hair 'do every few months.
Does Charlotte Tilburyās New Full-Coverage Concealer Actually Make Skin Look Airbrushed and Not Cakey? I Tested It
Spoiler: Itās my favorite concealer ever.
What is the Best Le Labo Perfume? Cosmo Editors Sniffed, Ranked, and Reviewed the Top Scents
From Santal 33 to Another 13 to ThƩ Noir.
Does Pheromone Perfume Actually Do Anything? I Tried One for a Month to Find Out
Perpetually single beauty editor reporting for duty š«”
Forget Fresh-Faced, Date Night Makeup is Way Moodier and Chic Now
Call it love at first sight.
The Best Beauty Looks I Saw at the Grammys (Yes, I Was Actually There)
These looked even better IRL.
Do I Really Need Barrier Cream if I Have a Moisturizer? Let Us Explain, and Give Our Top 9 Recs
These have gotten Cosmo editors through below-zero temperatures.
Is it Normal For Your Skincare to Burn As You Apply It? A Dermatologist Explains Why 'Tingling' Isn't What You Think
Spoiler: Your skin barrier is crying for help.
Skin Barrier 101: What It Is, How It Works, and Why Derms Say Itās the Most Important Part of Your Routine
Dry, dull skin? Your barrier's probably suffering.
The Best Eyelash Growth Serums That Cosmo Editors Swear By for Longer, Stronger Lashes
Our top pick gave one editor fuller lashes in less than two months.
The 10 Best Eyebrow Growth Serums for Fuller and Thicker Brows, Tested and Reviewed by Cosmo Editors
All the best formulas for thicker, fluffier brows right this way.
Iām a Beauty Editor Who Rarely Gets ManicuresāThese Press-On Nails are Just as Good
Salon-worthy nail designs for less than the price of one manicure.
Everyone's Going to the Salon Again, and L'OrƩal's New Professional Academy Has Me Considering a New Career
The NYC education center is dedicated to leveling up salon pros.
Solid Perfume Is the Key to Long-Lasting ScentāShop Our Top Picks, Tested by Cosmo Editors
Bonus: They're always so cute.
The Internet Canāt Stop Talking About These 7 Baccarat Rouge 540 DupesāHereās Our Ranking
A peek into our testing session.
The 8 Best LED Face Masks for Smoother, Firmer, and Clearer Skin, According to Beauty Editors
Keep scrolling for the red-light therapy face masks that gave us the brightest skin with consistent use.
I Travel for a LivingāThese are the Top 15 Tips I've Learned to Avoid Skin Freak-Outs and Overweight Luggage
Don't pack your makeup bag before you read.
Wanna Learn How to Grow Your Hair Fast? Start With One of Our 11 Expert-Approved Tips
Rapunzel, Rapunzel, let down your hair.
Consider This Your Ultimate Guide to Microcurrent DevicesāFrom Which One to Buy to How to Use It
We tested all of the popular devices before choosing our top picks.
Dermatologists and Beauty Editors Agree: These Are the Best Shampoos to Use if Youāre Trying to Grow Your Hair
Including ingredients that actually work and promote overall scalp health.
The Strengthening Products Experts Recommend If Your Nails are Brittle, Peeling, and Damaged
Two of these won Cosmo Holy Grail Awards, FYI.
The 7 Best Red Light Therapy Devices to Promote Hair Growth, According to Beauty Editor Testing and Reviews
From helmets to headbands, these top-rated red light devices support thicker and healthier hair.
Red Light Therapy Devices Are EverywhereāHereās What They Actually Do and How Long It Takes to See Results
Get ready to live in that mask if you wanna smooth your fine lines.
I Tried Harklinikken, a Scandinavian Hair-Growth System, to See Exactly How Quick I Could Grow Out My Bob
Two months and two inches later...
I Swapped My $230 Le Labo Santal 33 Perfume for These 9 Dupes
One of them is less than $25 and smells nearly identical.
11 Best Daytime Perfumes for the Office, Errands, and Everything In Between
According to beauty editors with very sensitive noses.
9 Warm and Cozy Perfumes That Will Instantly Make You Smell Expensive
Whether you like florals, woods, or gourmands.
Welcome to Skincare School: Exactly How to DIY an At-Home Facial, According to Celebrity Aestheticians
Including the steps you should definitely leave to the pros.
The Best Skincare Routine Order for Every Single Product You Own, According to Derms
This is about to revolutionize your skincare routine.
6 Best High-Frequency Wands Used By Editors and Aestheticians, Tested and Reviewed for 2026
If youāre dealing with breakouts, you need to try one of these.
The Best At-Home Laser Hair Removal Devices of 2026 (We Tested Them All)
See the best picks of 2026, how they work, the results, and the deals you shouldn't miss.
Confirmed: Hudson Williams Smells Really Good
Because of course he does!!!
Our Editors Found the Best Airwrap Dupes (and Some Are Even Better than Dyson)
We tested every buzzy multi-styler on the marketāthese affordable Airwrap alternatives truly deliver.