LÉ Blog
Can Hyaluronic Acid Cause Acne?
Hyaluronic acid is rarely the cause of acne, but a product containing it might. That distinction is worth understanding before pulling anything from your routine. Blaming a single ingredient too quickly for a formula problem might lead to unnecessary eliminations and persistent breakouts. With 30 years of combined formulation experience, Chemist Confessions was built to give skin the science it deserves, without the overclaiming that makes ingredient conversations so confusing in the first pl...
Read moreWhat Is Centella Asiatica? Benefits, Uses, And Why Your Skin Will Love It
Centella asiatica has been quietly doing the work long before it became a skincare headline. Known for its calming and restorative properties, this botanical has a long history in traditional medicine that continues to inform its use today. As a botanical ingredient, it's been tied to powerful soothing properties and integrates seamlessly into any routine regardless of how many actives you already use. However, the secret to capitalizing on this ingredient comes down to specific isolated mole...
Read moreCan I Use Hyaluronic Acid With Retinol?
Yes, you can use hyaluronic acid with retinol, and for most skin types, using them together produces better outcomes than using either one alone. With retinol’s skin cell turnover benefits, skin can undergo certain changes that lead to dryness and skin flaking. Humectants like hyaluronic acid help skin maintain healthy levels of hydration to keep skin comfortable enough to stay the course. Chemist Confessions was founded on 30 years of combined formulation experience, and the belief that know...
Read moreWhat Is Retinaldehyde? Cosmetic Scientists Explain
Retinaldehyde is starting to show up more often in skincare conversations, and for good reason. It sits in a unique position within the retinoid family, making people curious but also a little unsure. If you’ve ever felt caught between wanting the results that retinoids bring but wanting to keep your skin calm, you’re not alone. There is a lot of noise around vitamin A ingredients, and not all of it is easy to interpret. Names sound similar, claims can feel big, and it’s not always clear what...
Read moreThe Science Of Arbutin: Does It Actually Clear Dark Spots?
.article-content .video-wrapper { display: flex; gap: 20px; flex-wrap: wrap; } .article-content .video { flex: 1 1 48%; position: relative; aspect-ratio: 16 / 9; } .article-content .video iframe { width: 100%; height: 100%; border: 0; } Dark spots like post inflammatory hyperpigmentation (PIH) have a way of sticking around long after the original trigger has faded. Sun exposure, post-breakout marks, and hormonal shifts can all leave behind uneven pigment that takes patience (and a good strate...
Read moreDoes Hyaluronic Acid Help Acne?
Hyaluronic acid can be a good fit for acne-prone skin, but not for the reason most people assume. It does not fight bacteria, shrink pores, or clear breakouts. It acts more as a secondary helper by providing hydration to maintain good barrier health, which is important to a comprehensive acne-fighting strategy. With a combined 30 years of formulation experience, Chemist Confessions was built on the belief that understanding your ingredients is the first step to a routine that actually works. ...
Read moreCan You Use Salicylic Acid With Retinol? Scientist Explains
Actives have a way of inspiring both confidence and hesitation. On one hand, learning how ingredients work can feel empowering. On the other hand, it’s easy to worry that combining the wrong things might push skin past its comfort zone. That tension shows up often when two widely used ingredients appear in the same routine. For example, can you use salicylic acid with retinol? Each has a solid body of research behind it, but that doesn’t automatically mean they behave the same way or belong t...
Read moreWhat Is A BHA In Skincare And How Is It Different From AHAs?
Exfoliation can sometimes feel like a skincare puzzle. You might enjoy a radiant glow after exfoliating, only to later face bumps, clogged pores, or stubborn dry patches. With so many products out there, it’s easy to feel uncertain about which exfoliants truly deliver results and which are just overhyped. Among the most talked-about are chemical exfoliants. These are different from your gritty scrubs. They're active ingredients that help loosen dead skin cells by chemically breaking down the ...
Read moreHow To Use Salicylic Acid With Other Skincare Ingredients
Salicylic acid often finds its way into a routine when congestion, uneven texture, or visible buildup become more noticeable. It’s one of the more predictable, well-studied exfoliating ingredients in skincare, which is part of why it continues to show up in long-term routines. That said, salicylic acid rarely works alone. Most routines include additional actives, and that’s where layering can start to feel complex. Combining exfoliation with ingredients that influence cell turnover or barrier...
Read moreAzelaic Acid: a targeted solution for hyperpigmentation better than hydroquinone?
When it comes to fading hyperpigmentationa nd melasma, hydroquinone has long been the gold standard active. Unfortunately, hydroquinone comes with a host of problems from irritation to the dreaded “halo effect”. This is why today it’s a firmly “prescription only” ingredient that cannot be used without dermatologist guidance under limited time. Given hydroquinone’s limitations, people have been researching for alternatives. In a sea of skincare actives claiming to give you brighter and more ev...
Read moreEverything you need to know about silymarin in skincare
If you’ve spotted silymarin or milk thistle extract on a skincare label and found yourself wondering what it actually does, you’re in the right place. This plant-derived compound is gaining attention in modern formulas for its ability to calm, protect, and support the skin without adding complexity to your routine. There’s real interest right now in milk thistle benefits for skin, especially among people who want a more thoughtful, ingredient-aware approach to skincare. From its antioxidant b...
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