THE BEAUTY READ / EXPLORE OUR EDITORIAL

Beauty Intelligence

Make sense of beauty claims. See what the research tells us, what it doesn’t, and what to check before you buy.

Research & analysis

Best Retinol Serum? 798 Reviews of Two CeraVe Serums and The Ordinary

A retinol serum for sensitive acne prone skin, breakouts or texture? What 798 Ulta reviews of CeraVe Resurfacing, Skin Renewing and The Ordinary report.

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Best Vitamin C Serum? 658 Reviews of CeraVe, La Roche-Posay and Vanicream

Which vitamin C serum for face drew brightening praise, and which drew stain and sticky complaints? The listings' vitamin C, plus 658 Ulta reviews.

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Best Hyaluronic Acid Serum? 1,251 Reviews of INKEY, The Ordinary, CeraVe

Which hyaluronic acid serum is worth it? What 1,251 Ulta and Sephora reviews of The INKEY List, The Ordinary and CeraVe say about hydration and feel.

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Azelaic Acid: 1,910 Reviews of The Ordinary, Paula's Choice and Anua

Which azelaic acid do reviewers say helped? What 1,910 reviews of The Ordinary, Paula's Choice and Anua say about redness, breakouts, dark marks and pilling.

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Does Collagen Cream Work? Labels, Studies and 750 Reviews

Does collagen cream work? What the labels and five studies show, and what 750 reviews of medicube Collagen Jelly Cream, the PDRN capsule cream and ELEMIS report.

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Does PDRN Serum Work? What 3 Studies and 736 Reviews Show

We screened 736 reviews and retained 550. Hydration and glow lead the selected review themes; Medicube formula differences limit the comparison.

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How to Read Skincare Labels: What 72%, 10% and 10,000 ppm Mean

A plain-English decoder for skincare label numbers, using three K-beauty listings: a 72.6% extract, printed 10% and 6% actives, and a 10,000 ppm claim.

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