Authentic Ego

How you apply azelaic acid can make just as much of a difference as what you apply with it. Especially if you have sensitive, reactive, or r…

Wind down with us 🌙 Our founder Christina walks you through her nighttime cleanse ritual + the tips and tricks she swears by for skin that …

How you layer azelaic acid can make a big difference in how well your skin tolerates it. Especially if you’re using prescription azelaic ac…

Azelaic acid and retinoids can be an excellent combination, but how you layer them matters. Both ingredients are well studied and commonly …

Cosmetic azelaic acid and prescription azelaic acid are not necessarily interchangeable, especially when your goal is treating a specific sk…

The squeaky-clean feeling? That’s not a good sign. That tight, stripped sensation often means your cleanser took more than just dirt with i…

Azelaic acid and retinoids can work beautifully together, but how you introduce them matters. Both ingredients are well studied for concern…

Love seeing how @withlovesalenaa builds her AM routine around her treatment. Mellow Jelly’s no-foam micellar formula keeps her skin clean wi…

Choosing the “best” sunscreen isn’t about finding one product that works for everyone. It’s about finding a formula that works for your skin…

Starting prescription azelaic acid doesn’t have to mean accepting constant stinging and irritation. In many cases, how you apply it can mak…

Tune in to Christina sharing her skin journey. After struggling with her own health issues, she set out to create something different: Auth…

Not all cleansing oils are formulated the same. When I set out to formulate a cleansing oil, I started by asking a simple question: How can …

You’ve all been asking! Let’s see what our founder and cosmetic chemist, Christina, does for her morning skincare routine. Have any question…

Breaking down Super Sensa 🧪 The gel-cream hybrid built to hydrate like a serum, calm like a treatment, and repair like a moisturizer — with…

Let’s talk about Ectoin. How it works: ectoin binds water and forms a protective hydration shell around cells, proteins, and lipids. That h…

Not every ingredient that contributes to acne does so by simply “clogging pores.” The process is much more complex. For years, ingredients …

If you have sensitive or rosacea-prone skin, more ingredients doesn’t always mean a better routine. Products marketed as 'clean' and even c…

That squeaky-clean feeling isn’t necessarily a sign that your cleanser is working better. For sensitive, reactive, rosacea-prone, and barrie…

Vitamin C + ferulic acid has been treated as the antioxidant “gold standard” in skincare for years, but is it really the best option for eve…

Before I ever formulated skincare, I was the person desperately searching for products that my skin could actually tolerate. Living with au…

Transparency shouldn’t start and stop with packaging. If a brand talks about a “hero ingredient,” I believe you deserve to know how much is…

Did you order Tidy Pores yet? Hurry before it sells out. Quick refresher on what’s new: 🌿 Purified silymarin instead of whole milk thistl…

Most vitamin C serums weren’t made for YOUR skin 🍊✨ Christina (our founder + cosmetic chemist) made Tidy Pores for sensitive, hormonal, acn…

Oats have a reputation for being the ultimate “soothing” skincare ingredient, but oat-derived ingredients aren’t all interchangeable. Oat e…