LÉ Blog

You’re standing in the skincare aisle, scanning labels, and there it is again: ceramides. They show up in moisturizers, serums, and creams of every kind, usually with big promises about being the must-have ingredient for barrier care. But what are ceramides, exactly? In short, ceramides are a group of lipid molecules that are naturally found in the skin’s lipid matrix. Acting as part of your skin’s frontline defense system: In contributing to the health of your lipid matrix, they help lock in...

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You might have heard that ceramides are essential to a healthy, strong skin barrier. But when you start skimming ingredient lists, you’ll soon encounter an alphabet soup of ingredients with similar-looking names like ceramide NP, ceramide AP, cramide EOP, etc. It can be pretty confusing! So in this blog, the chemists dive into what these letters all mean and if there’s a best one that you have to have in your skincare. Listen to the Ceramides Chat on the Chemist Confessions Podcast What are C...

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Ceramides are quietly doing some of the most important work within your skin barrier. These lipid molecules act as part of the “brick and mortar” structure that holds skin cells together, helping to lock in moisture and maintain a strong, healthy barrier against environmental stress. So when you see terms like moisturizer with ceramides, ceramides moisturizer, or face moisturizer with ceramides, they’re not just buzzwords. They’re backed by decades of skin biology research. That said, not all...

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Understanding the order of skincare isn’t about chasing perfection; it’s about helping your products work smarter, not harder. The right skincare order supports absorption, minimizes irritation, and makes even a simple routine more effective. And yes, it applies whether you're using two steps or ten. We understand that with a growing lineup of skincare treatments, it’s easy to feel overwhelmed between cleansers, serums, and moisturizers. But with a little science and a lot of compassion, you ...

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Hypochlorous acid (HOCl) for skin is the latest "miracle ingredient" buzzing in the skincare world. Fans tout its transformative HOCl benefits from scar healing to acne. But what is this molecule, how does it work, and is it actually deserving of all the hype? Let’s break down everything the chemists think you should know before adding a Hypochlorous acid spray to your routine. What is Hypochlorous Acid? HOCl is a weak acid and potent pro-oxidant that our body naturally produces as a defense ...

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Cleansing might sound like the most straightforward part of your entire routine, but even seasoned skinthusiasts can fumble the first step. Dig a little deeper into foam levels and surfactant systems, and you’ll quickly realize how much the details matter and why getting them right can set the tone for everything that follows. Why is it so tricky? The simplest answer is that there’s no such thing as a “correct” way to wash your face; only what works best for you. Maybe your mornings start wit...

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