What Is Azelaic Acid? The Anti-Inflammatory in Alix Earle’s New Serum

E! Illustration/Reale ActivesAlix Earle's brand Reale Actives just released its first new product since the brand launched earlier this year, and we've got all the info! Say hello to Go Calm, a 10% azelaic acid serum, which is made for calming down acne and redness-prone skin. It's the fifth product to join the Reale Actives lineup, is gentle to use on sensitive skin and promotes a brighter-looking complexion. Go Calm Serum ($39)What is azelaic acid? So, what is azelaic acid anyway? Known for calming the appearance of redness, it can also help fade visible dark spots, soothe acne and gently exfoliate. Other key ingredients include glycerin (a humectant that locks in moisture), niacinamide (smooths texture and evens tone) and betaine (reinforces the skin barrier). Plus, a calm signal complex to combat visible signs of stress in the skin. As with any skincare product, we'd recommend doing a patch test (especially if your skin is sensitive) before incorporating it into your routine. Start out by using this a few times weekly in the morning, before using daily. Shop the new release, below.Go CalmMade to address the overlap between acne-prone and sensitive skin types, this new azelaic acid serum helps promote clearer and calmer skin over time.Azelaic Acid v.s. Mandelic Acid Wondering where this new release fits into your routine, especially if you're already a fan of the Go Deep serum from the brand? Here's a TLDR with everything you need to know: Go Calm Ideal for use in the morningHelps reduce redness, brightening and evening skin toneHydrates and supports the skin barrier Go Deep Works best at night, renewing skin while you sleepHelps treat active breakoutsGently exfoliates, unclogs pores and smooths rough textureShop More Reale Actives After you've added Go Calm to your cart, don't forget to stock up on your other faves from Reale Actives!Get BareThis cleansing balm melts away makeup, even waterproof mascara. The unique twist dispenser means you don't have to dig your fingers or a scooping tool into a tub.How We ChooseThe E! Insider Shop editors and writers search the internet to find the best products out there. We interview expert sources, comb through customer reviews, and use our own personal experiences to make shopping easier for our readers.As an editorial team, we independently create content and determine coverage based on research, reporting and what we think our readers would like to read about. The goal of our content is to provide a service and inform readers who are on the hunt for the latest products to help make their life better. Items are sold by retailer, not E!. Pricing and availability are accurate as of publish time.