The Mainstream Patient: January 18, 2021

In this week’s edition, Hello Giggles explains why itchy skin is so common during winter and details everything there is to know about tretinoin. Meanwhile, InStyle writes about the benefits of lactic acid as a chemical exfoliant and Nylon predicts the seven ingredients that will trend in skincare this year. Finally, Shape dives into how long it takes for skincare ingredients to work and reveals why “skinimalism” will be 2021’s biggest beauty trend.

So This Is Why Your Skin Gets So Itchy During the Winter

Here's What Dermatologists Want You to Know About Tretinoin

Yes, There's an Acid That Doesn't Sting or Burn Sensitive Skin

Exactly How Long It Takes for Skincare Ingredients to Work, According to Dermatologists

2021's Biggest Beauty Trend Is All About "Skinimalism"

The 7 Skincare Ingredients You’ll See Everywhere in 2021, According to Experts