Salicylic acid is probably the most common active ingredient you’ll run into when putting together your acne routine. But is it actually a must have? What kind of acne can it actually treat? In this episode, we dive into a few key clinical studies that look at just what 2% salicylic acid really bring to your routine.

One of the more popular questions we get is about collagen supplements and whether or not it’s a scam. We’d be lying if we said we haven’t been avoiding this one, but no longer! In this episode, we go through the clinical data. We discuss why it’s so hard to shop for good collagen supplements. Finally, we list our shopping tips and things to consider if you’re thinking of adding this to your beauty routine.

After testing 30 sunscreens in 30 days, we’re finally going through our favorites! There was so much to discuss that this ended up turning into a 2 part segment. In part 2, we talked about our thoughts on baby sunscreens, international sunscreens, things we’d do differently in the future, and… pangolins? Let’s wrap the sunscreen series!

After testing 30 sunscreens in 30 days, we’re finally going through our favorites! There was so much to discuss that this ended up turning into a 2 part segment. In part 1, we discuss what factored into our ratings and why. We then go through our “0 star” ratings and why they were so painful. Finally, we discuss our favorites for the mineral and tinted category! Hope you enjoy as we tell all in our journey to trialing another 30 sunscreens for 2024.

You probably hear us often championing glycolic acid as the gold standard of exfoliation and a main active to consider having in your routine. However, AHAs are known to cause photosensitivity. Does that means we shouldn’t use glycolic acid during summer months during higher chances of sun exposure? We discuss the data, what skin types should and shouldn’t use glycolic acid, and how to best use this ingredient during summer.

This week we’re taking a break from skincare ingredients, and we’re talking about products. Specifically, toners! Toners will forever be a land of mystery. This category seems to always ends up in the spotlight, there are too many to choose from, and the claims can be all over the place. We decided to break down the product landscape, discuss some of the most popular toners of 2024, and weigh in on which toners we would want to use in our routine. It’s toner time!

When tranexamic acid started gaining popularity a few years back, it felt similar to CBD. Suddenly it seemed like every brand was using it, but there didn’t seem to be a lot of data shared on its effectiveness. In this episode, the chemists share the benefits that tranexamic acid can bring to skin, go through the testing (if any), and discuss whether or not it’s a worthy addition to your skincare routine.

Because of the limitations of azelaic acid, it only makes sense that azelaic acid derviative, potassium azeloyl diglycinate is on the rise! We dive into whether or not this is a good replacement for azelaic acid, what are its actual benefits, and how to use PAD in your skincare routine!

The chemists don’t talk about this ingredient as much as they probably should but azelaic acid has a solid amount of data behind it…at the prescription level 15-20% concentration. Naturally, you have to wonder if the 10% azelaic acid products you can purchase as a cosmetic would actually do anything for skin? They dissect the benefits of azelaic acid, discuss the formulation challenges behind this active, and ultimately how they would use a 10% azelaic acid product in their routine.

The chemists are gearing up for their 30 for 30 sunscreen challenge test! So naturally this is a great time to check up on some of the latest studies on sunscreens. We cover a large survey study on people’s sunscreen application habits (spoiler alert: it’s not great), an oil based vs water based cleanser study on sunscreen removal, a new J&J SPF50 vs SPF100 study, and an update on the ongoing studies on sunscreen’s impact on coral reef.