Skin 101 Guides

We’re here to tell you what we know, but don’t take it as medical advice. Talk to your medical provider about your specific health concerns.

Curology Skincare Products
Skin 101

Do skincare products expire?

Find out how long skincare, makeup, and cosmetics last—plus, how to store them and when to toss ’em.

5 min read
Woman smiling and holding a Curology Custom Formula bottle.
Skin 101

Your Curology journey: month 1

Checking in on you and your skin goals after one month of custom skincare

4 min read
A melanin-rich woman with curly hair in natural light
Skin 101

Sun protection for melanin-rich skin

Yes, even dark skin tones need sunscreen—here’s why.

5 min read
A bird's eye view of a small cactus next a bottle of Curology custom cream
Skin 101

How to adjust to tretinoin

Managing early side effects of tretinoin

5 min read
A face with a pipette full of oil.
Skin 101

Facial oils

Oils that don’t tend to clog pores or cause breakouts

6 min read
3 A woman laying on her stomach poses with a turtle on her back.
Skin 101

Melasma 101

What causes melasma and how to treat it

5 min read
Pieces and chunks of orange peels arranged into a rectangle shape against a light neutral background
Skin 101

Multi-tasking anti-aging ingredients

Anti-aging skincare hacks

6 min read
Slices and loaves of breads of various sizes and types against a purple background
Skin 101

Azelaic acid for skin: what it is and how it helps with clogged pores

This pore-unclogging powerhouse busts blackheads, acne, and inflammation

3 min read
Woman in a sports bra and shorts jumping into a split against a light neutral background
Skin 101

How to deal with body acne

Products and routines to get “bacne” off your back

4 min read
Two arms in boxing gloves, arm on the left punching the hand on the right, all against a purple background
Skin 101

Clindamycin for acne treatment

How clindamycin fights acne-causing bacterium

3 min read
Two people in yellow and orange shirts with yellow, green, and blue balloons in place of heads, all against an orange background
Skin 101

How to deal with clogged pores

Everything you need to know to prevent and treat clogged pores

4 min read
Closeup of foot in a yellow sock stepping and pressing a pink balloon with blue dots, all against a purple background
Skin 101

How to treat cystic acne

Everything you should and shouldn’t do

4 min read
Hand marking off days on wall calendar.skin 101

Birth control and acne

Find out how birth control affects acne

8 min read
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