Dropper or pump for vitamin C? 👀 Neither is perfect. High levels of vitamin C can be tricky enough to formulate—then you have to find packaging that can actually live with the formula. #vitamincserum #ascorbicacid #skincarepackaging #skincareingredients #formulation

0 likes

Do you really need to reapply sunscreen every 2 hours? 👀 It depends on what your day actually looks like. High UV exposure = take sunscreen seriously. Indoor desk day = a little more nuanced. #uvexposure #sunscreenroutine #photaging #spfeducation #skincarechemist

0 likes

We tricked a few of you with this copper peptide question 👀 Being under 500 daltons doesn't automatically mean a skincare ingredient will penetrate your skin effectively. Copper peptides have been around for decades, but the topical evidence is still much more limited than the hype might suggest.

0 likes

👩‍🔬🧪 Are we applying too much sunscreen? #spfskincare #sunscreen #hyperpigmentation #cosmeticchemist #skincaretips

0 likes

Does SPF foundation cancel out your sunscreen? 👀 Good news: one study suggests layering SPF makeup over sunscreen may actually help—not hurt. #spfmakeup #foundationwithspf #sunscreentips #sunprotection #skincarescience

0 likes

our retinol shouldn't have to work alone 👀 Some of our favorite ingredients in Double Play are actually the ones most people never notice. #retinol #madecassoside #skinbarrier #peptides #skincareformulation

0 likes

🙋‍♀️ Leave your vitamin C questions below! 🧪🍊 This may be the end of the OG CE Ferulic formula, so let's have one last shelf life stability study comparing 7ish different dupes! #vitamincserum #cosmeticchemist #skincaretips #ceferulicdupe #viralskincare

0 likes

How Do You Remove Water-Resistant Sunscreen? 🗒️ A sunscreen's staying power isn't just about the formula it also depends on your cleanser. The right surfactants can break down even stubborn sunscreen films without over-stripping your skin. PS. We used Blank Slate Gel Cleanser throughout our 30 fo

0 likes

Can sunscreen really last 6 hours? 🤔 The science isn't as simple as the marketing. #spfscience #sunscreentips #sunscreenfacts #uvprotection #cosmeticchemist

0 likes

30 Sunscreens. 30 Days. ☀️ Here are the biggest lessons we learned and the sunscreens we'd still recommend after testing them all. #sunscreenchallenge #sunscreentips #sunprotection #dailyspf #cosmeticchemist

0 likes

30 for 30 Sunscreen Challenge (10/30) ☀️ The original got a 10/10. This one did too 👀 Dry skin types, take note. #uvmune400 #larocheposay #dryskinspf #europeansunscreen #sunscreentest

0 likes

30 for 30 Sunscreen Challenge (9/30) ☀️ Application: 😬 15 minutes later: 😍 Possibly the weirdest sunscreen texture we've tested so far. #japanesesunscreen #waterresistantspf #doublecleansing #spfreview #sunscreenchallenge

0 likes

30 for 30 Sunscreen Challenge (8/30) ☀️ Excellent wear. Very white. Very powdery. Dry skin types, proceed with caution 👀 #hybridsunscreen #zincoxidespf #dryskincare #kbeautyspf #uvfilters

0 likes

30 for 30 Sunscreen Challenge (7/30) ☀️ Comfortable? Yes. Dewy? Very. A little too shiny for my preference. #sunscreen #spfskincare #dewyskin #cosmeticchemist #skincaretips

0 likes

30 for 30 Sunscreen Challenge (6/30) ☀️ A $60 mineral sunscreen with a surprisingly elegant finish. Plush, hydrating, and comfortable—but watch for slight pilling. #sunscreen #spfskincare #mineralsunscreen #cosmeticchemist #skincaretips

0 likes

30 for 30 Sunscreen Challenge (5/30) ☀️ The chemists tested Skin Aqua Hyaluronic Acid Serum UV SPF 50+ PA++++ and were pleasantly surprised by how lightweight it felt. Great for reapplication, but not the most rub-resistant sunscreen we've tested. #sunscreen #spfskincare #asiansunscreen #c

0 likes

👩‍🔬☀️👩‍🔬 30 for 30 Sunscreen Challenge (4/30) 🧪 La Roche Posay UVMune 400 Tinted SPF 50+ ⭐ 6.5/10 #sunscreen #spfskincare #sportsunscreen #cosmeticchemist #skincaretips

0 likes

👩‍🔬☀️👩‍🔬 30 for 30 sunscreen Challenge (3/30) | 🧪 Curel UV Protection Essence SPF 50+ PA++ ⭐ 5/10 #sunscreen #spfskincare #sportsunscreen #cosmeticchemist #skincaretips

0 likes

👩‍🔬☀️👩‍🔬 30 for 30 Sunscreen Challenge | Avene High Protection Anti-Pigmentation Tinted SPF 50+ #sunscreen #spfskincare #sportsunscreen #cosmeticchemist #skincaretips

0 likes

👩‍🔬☀️👩‍🔬 30 for 30 sunscreen challenge begins now! 🧪 Neutrogena Sport Face Oil-Free SPF 70+ ⭐ 6.5/10 #sunscreen #spfskincare #cosmeticchemist #skincaretips #skincarecommunity

0 likes

Chemist Confessions