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Azelaic, Tranexamic, Kojic Acid... The Chemists' Best Hyperpigmentation Ingredients Guide

Uneven skin tone, post-inflammatory hyperpigmentation, dark spots, sun spots, acne scars, melasma… it doesn’t matter what type of hyperpigmentation concern you have, this is one of THE most stubborn skin concerns to tackle. This is an arena where you don’t just need one single BEST ingredient, but a whole family of clinically validated hyperpigmentation-busting ingredients. So let’s go through some of the ingredients you’ll likely come across in your quest to brighten, even skin tone, and tac...

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The Chemists' Occlusives Guide - Should You Be Slugging?

In the past couple of years, “slugging” has become one of the biggest social media skincare trends that seemingly is here to stay. The term has been coined by the interwebs as the process of masking your entire face with an occlusive balm to seal in your moisturizer step for optimal hydration. While the method of slugging might not be for every skin type, the operative word here is occlusive. Occlusives are a fundamental category of moisturizing ingredients that are an essential component to ...

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The Chemists' Exfoliation Guide for All Skin Types

Back in the day, St. Ives Apricot scrub was probably the poster child for exfoliation. Even today, most people probably associate exfoliation with those amber scrubby beads. But! Since then, the entire exfoliation category has gotten a glow-up. Now you can choose from a wide range of exfoliating cleansers, serums, masks, sticks, pads, etc all with different strengths and efficacy levels to boot. So let’s take a closer look at why you should exfoliate, how to shop for the right exfoliant, what...

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The Chemists' Guide to Home Peels

Chemical peels are great for stubborn skin concerns such as hyperpigmentation, fine lines, and wrinkles. It used to be a treatment you can get exclusively at professional medspas and dermatology offices, but now there is a whole category of skincare products you can choose from that claim to be at-home versions of peels. So how do these home peels stack up against the professional peels? Can they actually target hyperpigmentation and fine lines like professional peels? How do you shop for the...

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Which Vitamin C Derivative is the Best For My Skin?

We have talked about the science behind vitamin C skincare, we have even tested a bunch of CE Ferulic dupes - yet there’s still more for us to cover in the vitamin C serum landscape. Vitamin C is actually a whole family of related molecules that all behave slightly differently. The OG vitamin C with the glitzy skin benefits that you often hear of is L-ascorbic acid. But since ascorbic acid is notoriously unstable in the presence of light, water, and air, many have turned to derivative compoun...

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5 Skinceuticals Vitamin C Dupes Put to the Test!

If you’re unfamiliar with the term “Vitamin C Dupe”, it’s a category of ascorbic acid serums that sprouted from the painful price point of the original ascorbic acid serum, Skinceuticals CE Ferulic. As a result, a whole new category of ascorbic acid serums popped up on the market and these products come in all sorts of packaging, price points, and ascorbic acid percentages. For a while, we were holding out on looking at this category because it felt messy. Let’s just say, we knew how much of ...

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Vitamin C: The Antioxidant Powerhouse

Vitamin C serums is probably one of the most popular products with countless new launches every year. Their lasting popularity make a lot of sense! Simply put, Vitamin C (specifically ascorbic acid) is one of the most validated actives in the skincare world for its clinical benefits. It has been proven to prevent free radical damage, brighten hyperpigmentation, and even boost collagen production. But given vitamin C’s popularity, it’s only gotten MORE difficult to choose the best vitamin C se...

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"Pregnancy Safe" Skincare - Does that Mean Anything?

Since one of the chemists is now preggers, we can no longer avoid this can of worms. It’s time to tackle the topic of pregnancy-safe skincare and what that even means! We admit that the main reason for avoiding this topic for as long as we have is because, 1. This discussion is still best decided with your doctor. And 2. The data behind any sort of pregnancy-safe claims is sparse at best. Knowing this, let’s try to go through some of the data and why pregnancy-safe skincare may or may not mat...

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So You Want to Restore Your Skin Barrier?

Restoring your “skin barrier” seems like a pretty hot skincare buzzword right now – and it’s actually for good reason! As much as we love our high-efficacy actives like glycolic acid and retinol, our core skincare philosophy is to always first have your skin barrier care down pat before diving into the other more glamorous skin concerns. But what even is skin barrier function and how do you take care of it? The good news is, you’re probably already doing a lot of things that are good for your...

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Chemists' Ultimate Sunscreen Application Guide

We’ve hit sunscreen season again! With summer in full swing, the most important yet basic fundamental for good sunscreen protection is simply applying sunscreen correctly to safeguard skin from sunburns, risks of skin cancer, and premature skin aging. It’s not enough to just remember to use sunscreen here and there. Proper application (and re-application!) is key to ensuring you’re getting the proper, advertised level of sun protection throughout the day. So whether you’re got grandiose trave...

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Results Summary for our 2023 30-for-30 Sunscreen Challenge

In celebration of summer, we decided to test 30 different sunscreens over 30 days to see how these applied, how they held up over time, and even how they wash off. Please head to our TikTok and Instagram channel if you want to see the visuals. Otherwise here’s the running list of sunscreens we’ve tried, our rating, and why: *To help readers learn more about products showcased in this challenge, we built out and organized these results in Shop My Shelf. We do receive a small commission for usi...

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