While we may be mesmerized by their glamorous red carpet beauty looks or their transformative makeup for movie roles, it's the real moments behind-the-scenes that people can relate to: no makeup and no filters.
Below, see what 31 stars — including Zendaya, Sofia Vergara, and Gal Gadot — look like when they're completely free of makeup while working out, braving a winter storm, or simply taking a moment to breathe.
Leighton Meester

Meester's skin looks dewy and hydrated without the addition of makeup.
Naomi Watts

Watts stepped out with no makeup and a cozy scarf, abandoning her Hollywood red lipstick for her naturally pigmented lips.
Gina Rodriguez

On her Instagram post, the "Jane the Virgin" star described the "freedom and acceptance" of seeing herself "bare and exposed" without makeup.
Hilary Duff

In an inspirational Instagram post, the "Younger" actress said it "felt so good" to not wear makeup for an entire day.
Zendaya

"The Greatest Showman" actress wore her curls loose and her skin bare in this Instagram post.
Lily Collins

Collins wore a toned-down makeup-free beauty look to debut her lighter hair on Instagram.
Bella Thorne

Thorne, among other Hollywood stars, often openly addresses her acne on social media.
Andie MacDowell

The actress has worked with L'Oréal for 30 years, but shows that she still gives her skin a breather.
Jennifer Garner

In an interview with Allure, Garner stressed the importance for sunscreen for maintaining healthy skin, especially when it comes to aging.
Zoe Saldana

A fresh face, as shown on Instagram, isn't the only natural beauty trick that the "Guardians of the Galaxy" actress practices; Saldana previously revealed that she gives herself a natural ombre hair color by putting rum on her strands and letting the sun do the rest of the work.
Keira Knightley

The British actress still rocks a bold, natural brow — even without product.
Chloë Grace Moretz

The minimalistic beauty look matched her laid-back athleisure hoodie.
Ashley Benson

She polished things off with a bun at the nape of her neck.
Lucy Hale

Her eyes and incredible brows pop in this makeup-free photo.
Kelly Rutherford

The actress shared that she tries to get a good night's sleep and eats plenty of healthy food in an interview with Beauty and Well Being.
Jessica Alba

Alba likes to keep things real on her Instagram account, frequently sharing snaps from her everyday life including post-workout shots, her Honest Beauty products, and even a few side-by-sides with and without makeup.
Katie Holmes

Holmes wished her followers a "Happy Friday" with a makeup-free photo on Instagram.
Gabrielle Union

The "Bring it On" star's natural glow in this Instagram photo may be a result of her healthy eating habits and dedication to fitness.
Sofia Vergara displayed flushed cheeks and full brows on social media.

Even with a fever, the "Modern Family" star couldn't abandon her comedic roots. She captioned the post: "Hm..I just realised that 102 fever gives u the perfect shades of pink."
Gwyneth Paltrow

Paltrow is keen on clean beauty, from the inside out. Despite having received criticism for her wellness company, Goop, Paltrow's personal health routine has left her skin radiant.
Diane Kruger

The actress called this Instagram picture an honest no-makeup selfie with the hashtag,"#startingthenewyearwithanhonestnomakeupselfie."
Amy Schumer

Schumer posed on Instagram with air-dried hair and no makeup.
Gal Gadot

Whether she's wearing nothing on her super-glowy skin or she's rocking a gorgeous drugstore lipstick on the red carpet, the "Wonder Woman" star has us wondering about her beauty secrets.
Cameron Diaz

The movie star took a break from her busy acting career to focus on herself, which is evident in her beaming Instagram photo.
Jaime King

The actress, who started her career as a major model, told Byrdie that she keeps her skin in tune with a very basic routine: washing her face and always moisturizing. From the looks of her Instagram, her routine clearly seems to work.
Drew Barrymore

According to Instagram, Barrymore embarked on a power workout sans makeup. The actress recently credited an affordable three-step K-beauty mask as a life-changing additon to her routine.
Brie Larson

Not only did Larson forgo beauty products in this Instagram picture, but she also refrained from washing her hair for a few days.
Megan Fox

Fox's look hit all the check marks for an empowering first Instagram selfie. In her caption, she wrote "Early morning no makeup filter."
Jenna Dewan Tatum

The actress and dancer, who is also married to Channing Tatum, revealed that she goes "mostly makeup free" after successfully managing her melasma.
Zoe Kravitz

The actress is known for her effortless edge, and a makeup-free selfie is the ultimate way to express it.
Dakota Fanning

Days after attending the 2018 SAG Awards, Fanning was back to class at NYU.