Peptides and skin barrier health: miracle or myth?

Hey Reader!

This week’s claim: Peptides as skin barrier repair heroes. Let’s investigate!

Peptides Repair the Skin Barrier?

You’ll see peptides advertised as barrier-repairing—but which ones, and how well? Only certain types (like some “matrikines”) show potential to support barrier function in the lab. There’s limited clinical evidence so far, but early studies are promising for skin barrier support—especially in combination with ceramides or niacinamide.

Even more is coming next week, but if you are curious now, you can read the full article.

​Get the Science on Peptide & Barrier Repair ➜​

💡 Skincare Quick Tip: Best for barrier repair? Still: gentle cleansing, daily sunscreen, and proven moisturizers. Peptides may help, but they aren’t a cure-all.

Have you noticed a difference in your skin barrier after using peptides? Hit reply and share!

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To stronger, healthier skin,

Allie

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Want To Learn Even More About The Science of Skincare?

Check out these related articles on RelatableSci.com that break down the science of skincare a little more.

Do you want to read past newsletters? Head over to the archive of all of our previous newsletter series.

​Relatable Skincare Report Archive​

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In the meantime, please respond to this email and tell me what skincare topics you’re curious about.

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