Your routine isn't failing you.
Your prep is.
After 35, your skin stops renewing itself on schedule.
The products you're spending money on can't absorb properly.
The fix isn't more products. It's one right acid — used correctly.
After 35, your skin changed the rules. Your strategy needs to catch up.
YIRLENE MERTENS · BEAUTY BY CODE
Hi, I'm Yirlene Mertens, the founder of Beauty by Code, where skincare meets science, discernment, and a healthy intolerance for hype.I’m a certified aesthetician who spent years working alongside French formulators 👉 which means I can tell you, with complete confidence, that no single serum is going to fix everything.I brought Beauty by Code to the U.S. with one philosophy: after 35+, you don't need more skincare. You need to know what deserves priority.I still own more products than strictly necessary. I just know why. 👈
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