The O. Blog

Written by us with your skin in mind. The O. Blog uncovers the science behind your skin, and offers an inside look at our formulations, and the key ingredients that make them so well-loved.


Retinal 0.2% Emulsion
March 12, 2024
Meet the New Retinal 0.2% Emulsion
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March 12, 2024
Your Comprehensive Guide to Using Retinoids
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Person dropping Hyaluronic serum on cheek
March 6, 2024
Hydration Heroes
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The Ordinary retinoids products shown in front of and image of retinoid swatches
February 29, 2024
Back to Basics: What are Retinoids
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three of The Ordinary moisturizers standing on a shelf
February 25, 2024
How to Find the Best Moisturizer and Why it Matters
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The Ordinary Hyaluronic Acid 2% + B5 Serum on a surface
February 13, 2024
Reintroducing our Hyaluronic Acid 2% + B5 Serum
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February 13, 2024
Winterize Your Skincare Regimen
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January 30, 2024
The Science of Hydration
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January 15, 2024
Unlock the Power of Peptides
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December 15, 2023
The Ordinary at #CPHFW
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November 10, 2023
Product Spotlight: Glycolic Acid 7% Exfoliating Toner
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November 10, 2023
Ingredient Deep Dive: Squalane
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November 1, 2023
A Beginner’s Guide to The Ordinary
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September 28, 2023
How to Build a Regimen
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September 15, 2023
Meet Our New Soothing & Barrier Support Serum
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September 5, 2023
Breaking the Cycle -Understanding and Soothing Sensitive Skin
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August 21, 2023
The Ultimate Guide to Understanding Your Skin Barrier
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