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.

March 21, 2025
Eye Serums Demystified: Benefits and Why You Need Them
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March 18, 2025
Back to Basics: What is a Skin Toner?
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March 11, 2025
Back to Basics: Exfoliation
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March 11, 2025
Essences & Toners: Their Benefits and Evolution
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March 4, 2025
What Is Essence For Skincare?
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February 28, 2025
What Is Congested Skin? Causes and Tips
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February 25, 2025
The Ordinary Skincare Essence — Your New Skincare Hero
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February 21, 2025
The Ordinary Serum Foundation: A Formulation for Skinimalists
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February 19, 2025
Penetration and Absorption — How To Improve Your Skin
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February 14, 2025
What Is a Cleanser? Benefits & Types
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February 7, 2025
How to Build a Nighttime Skincare Routine
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February 5, 2025
The Skin Microbiome: Your Body’s First Line of Defence
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January 31, 2025
How to Build a Skincare Routine
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January 28, 2025
How to Repair Your Skin Barrier
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January 22, 2025
Ingredient Deep Dive: Hyaluronic Acid
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Person applying The Ordinary Retinal 0.2% Emulsion to face
January 22, 2025
How to Repair Aging-Related Skin Damage
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January 9, 2025
Fact vs. Fiction: Hyaluronic 2% + B5 and Niacinamide 10% + Zinc 1%
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January 9, 2025
Introducing our Hyaluronic Acid 2% + B5 Serum
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January 7, 2025
Meet GF 15% Solution
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December 31, 2024
What Are Growth Factors in Skincare?
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December 6, 2024
Skincare for Travel: Essential Tips & Products
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November 19, 2024
All About Face Oils
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November 1, 2024
The Ordinary Bestsellers
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September 30, 2024
Product Spotlight: Niacinamide 10% + Zinc 1%
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August 27, 2024
How to Prevent and Solve for Product Pilling
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August 20, 2024
Our Multi-Use Lip Balm - Learn More Ways to Use it
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August 6, 2024
Give Body Its Face Time
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July 25, 2024
Your Guide to Layering The Ordinary Skincare
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July 17, 2024
Your Guide to Body Skincare
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July 10, 2024
Why Your Body Deserves As Much Attention As Your Face
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May 10, 2024
The Ordinary’s Guide to Ferments
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May 7, 2024
Introducing the Saccharomyces Ferment 30% Milky Toner
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March 12, 2024
Meet the Retinal 0.2% Emulsion
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March 12, 2024
Your Comprehensive Guide to Using Retinoids
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March 6, 2024
Hydration Heroes
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February 29, 2024
Back to Basics: What are Retinoids
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February 25, 2024
How to Find the Best Moisturizer and Why it Matters
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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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Meet Our 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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