Skincare
Science

Dr. Sunbin Song

Evidence-based skincare education from our research team, led by Dr. Sunbin Song (ex-NIH researcher, MIT PhD). From quick tips to deep-dives into active ingredients.

Skincare basics — 9 articles
How (and why) to cleanse your face properly

How (and why) to cleanse your face properly

How best to wash your face? This seemingly simple question gets a lot of different answers — some people say cleansing at all is bad for your skin, while oth...

6 min read · skincare basics
Winter Skin Tip: Smoother and Softer Skin in 20 Seconds

Winter Skin Tip: Smoother and Softer Skin in 20 Seconds

If winter is leaving your skin dry, dull, and peeling, the fix might be simpler — and faster — than you think. A gentle exfoliant used a few times a week can...

1 min read · exfoliation · hydration
What Causes Skin Tags and How to Treat Them

What Causes Skin Tags and How to Treat Them

Skin tags are small, benign growths that nearly half the adult population will develop at some point — and while they're harmless, understanding what causes ...

5 min read · skin conditions · skincare basics
What causes milia and how do you get rid of them

What causes milia and how do you get rid of them

Milia are small, white keratin-filled cysts that can appear on the skin — harmless, but often stubborn. Here's what causes them, how they differ from whitehe...

5 min read · skincare basics
Skincare products - why they're useful even if you eat healthy

Skincare products - why they're useful even if you eat healthy

If you eat a balanced diet and take your vitamins, do you really need to put them on your skin too? The answer is yes — and the reasons why reveal something ...

5 min read · skincare basics
Can you use Vitamin C and Hydroxy Acids together? Yes, you can.

Can you use Vitamin C and Hydroxy Acids together? Yes, you can.

Can you use Vitamin C and hydroxy acids like AHAs and BHAs together? The short answer is yes — as long as your skin can tolerate it and you don't experience ...

4 min read · active ingredients · exfoliation
Slugging is just okay. What's better?

Slugging is just okay. What's better?

Slugging — slathering petroleum jelly all over your face to lock in moisture — has taken over skincare feeds. But is it actually the best option for dry skin...

3 min read · skincare basics
How To Prevent Winter Dry Skin

How To Prevent Winter Dry Skin

Winter air is drier air — and that means your skin has to work harder to stay moisturized. With a few targeted product choices and some small lifestyle shift...

5 min read · hydration · skincare basics
Deep Guide to Hydroxy Acids - how do they work and how to choose the right products for your skin

Deep Guide to Hydroxy Acids - how do they work and how to choose the right products for your skin

Hydroxy acids — including AHAs like glycolic and lactic acid, and salicylic acid (BHA) — are among the most proven and powerful ingredients in skincare, with...

19 min read · exfoliation · science