The O. Library

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.

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(25 Results)
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Aloe Vera Leaf Juice Powder | Glossary | The Ordinary
Ingredient Glossary

Aloe Vera Leaf Juice Powder | Glossary | The Ordinary

Alpha Arbutin | Ingredients Glossary | The Ordinary
Ingredient Glossary

Alpha Arbutin | Ingredients Glossary | The Ordinary

Ascorbyl Glucoside | Ingredients Glossary | The Ordinary
Ingredient Glossary

Ascorbyl Glucoside | Ingredients Glossary | The Ordinary

Azelaic Acid | Ingredients Glossary | The Ordinary
Ingredient Glossary

Azelaic Acid | Ingredients Glossary | The Ordinary

Caffeine | Ingredients Glossary | The Ordinary
Ingredient Glossary

Caffeine | Ingredients Glossary | The Ordinary

Ceramides
Ingredient Glossary

Ceramides

Copper Peptides | The Ordinary
Ingredient Glossary

Copper Peptides | The Ordinary

Glycolic Acid | Ingredients Glossary | The Ordinary
Ingredient Glossary

Glycolic Acid | Ingredients Glossary | The Ordinary

Granactive Retinoid | Ingredients Glossary | The Ordinary
Ingredient Glossary

Granactive Retinoid | Ingredients Glossary | The Ordinary

Hyaluronic Acid | The Ordinary
Ingredient Glossary

Hyaluronic Acid | The Ordinary

Lactic Acid | Ingredients Glossary | The Ordinary
Ingredient Glossary

Lactic Acid | Ingredients Glossary | The Ordinary

Lactococcus Ferment Lysate | Glossary | The Ordinary
Ingredient Glossary

Lactococcus Ferment Lysate | Glossary | The Ordinary

Mandelic Acid | Ingredients Glossary | The Ordinary
Ingredient Glossary

Mandelic Acid | Ingredients Glossary | The Ordinary

Marine Bacteria Polysaccharides
Ingredient Glossary

Marine Bacteria Polysaccharides

Matrixyl™ 3000 | Ingredients Glossary | The Ordinary
Ingredient Glossary

Matrixyl™ 3000 | Ingredients Glossary | The Ordinary

Niacinamide | The Ordinary
Ingredient Glossary

Niacinamide | The Ordinary

Panthenol
Ingredient Glossary

Panthenol

Pycnogenol | Ingredients Glossary | The Ordinary
Ingredient Glossary

Pycnogenol | Ingredients Glossary | The Ordinary

Resveratrol
Ingredient Glossary

Resveratrol

Retinol | The Ordinary
Ingredient Glossary

Retinol | The Ordinary

Salicylic Acid | Ingredients Glossary | The Ordinary
Ingredient Glossary

Salicylic Acid | Ingredients Glossary | The Ordinary

Squalane | The Ordinary
Ingredient Glossary

Squalane | The Ordinary

Tasmanian Pepperberry Extract
Ingredient Glossary

Tasmanian Pepperberry Extract

Vitamin C | Ingredients Glossary | The Ordinary
Ingredient Glossary

Vitamin C | Ingredients Glossary | The Ordinary

Zinc PCA
Ingredient Glossary

Zinc PCA

Understanding ingredients

Check out our skincare glossary to decode our ingredients and learn more about the science-led technologies we use in our formulas.

Ingredient Glossary
It’s In Our DNA

Our values are more than shared ideas – they are the ethos that guide our entire team to create products we can be proud of.

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