The ONEA Journal

Dark spots: kojic acid, vitamin C or niacinamid...

Pigment spots: which active to choose depending on your skin, and why sun protection is essential?

Dark spots: kojic acid, vitamin C or niacinamid...

Pigment spots: which active to choose depending on your skin, and why sun protection is essential?

Ceramides: what are they for and how to choose ...

Ceramides are the cement of the skin barrier. What are they for, for which skin, and how to use them?

Ceramides: what are they for and how to choose ...

Ceramides are the cement of the skin barrier. What are they for, for which skin, and how to use them?

Sensitive skin: how to recognize it and care fo...

Sensitive, reactive, allergic skin: what are the differences, how to recognize them and which routine to adopt? The complete guide.

Sensitive skin: how to recognize it and care fo...

Sensitive, reactive, allergic skin: what are the differences, how to recognize them and which routine to adopt? The complete guide.

How to read an INCI list: the guide to decoding...

Aqua, Glycerin, Parfum… A cosmetic's INCI list is not useless jargon: read properly, it tells you almost everything. Here is how to decode it.

How to read an INCI list: the guide to decoding...

Aqua, Glycerin, Parfum… A cosmetic's INCI list is not useless jargon: read properly, it tells you almost everything. Here is how to decode it.

Crème de jour appliquée sur la peau

Morning routine vs evening routine: what really...

Using the same cream morning and evening is not a mistake — but it is not optimal. Here is why the skin does not have the same needs at both...

Morning routine vs evening routine: what really...

Using the same cream morning and evening is not a mistake — but it is not optimal. Here is why the skin does not have the same needs at both...

Feuille verte et goutte de sérum ambré

Retinol or plant-based alternative: how to choo...

Retinol remains the anti-aging reference, but does not suit all skin. Plant-based alternatives change the game.

Retinol or plant-based alternative: how to choo...

Retinol remains the anti-aging reference, but does not suit all skin. Plant-based alternatives change the game.