skincare basics
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Do Pores Open and Close? What Steam and Cold Water Really Do
Do pores really open and close? Here’s what steam and cold water actually do, why pores look larger, and how to make them less noticeable.
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TEWL Explained: Why Hydration Isn’t Moisture and How to Lock Your Barrier
If you are losing more water than you’re adding — that’s exactly what TEWL is. Here’s the science behind it, and how to actually lock your barrier.
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AHA vs. BHA vs. PHA: How to Pick the Right Exfoliating Acid for Your Skin
All three exfoliate, but they’re not interchangeable. BHAs are the only acids that get inside a pore. AHAs work on the surface. PHAs barely penetrate at all, which is exactly why sensitive skin loves them. Here’s how to pick the right one.
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pH & Your Skin Barrier: Why Your Cleanser Might Be Damaging Your Face
Your cleanser may be disrupting your skin barrier with every wash — and that squeaky-clean feeling is the first clue.