Auteur Definitive Renewal Serum vs The Ordinary Niacinamide 10% + Zinc 1%
Auteur
Definitive Renewal Serum
From $558
ArgirelineCeramidesCitric Acid+8 more
The Ordinary
Niacinamide 10% + Zinc 1%
From $6· 30 ml
Niacinamide
Actives breakdown
| Active ingredient | Auteur | The Ordinary |
|---|---|---|
| Argireline | Yes | No |
| Ceramides | Yes | No |
| Citric Acid | Yes | No |
| Glycerin | Yes | No |
| Hyaluronic Acid | Yes | No |
| Lactic Acid | Yes | No |
| Niacinamide | Yes | Yes |
| Shea Butter | Yes | No |
| Sodium PCA | Yes | No |
| Squalane | Yes | No |
| Vitamin E | Yes | No |
Layering & Safety
Combined Verdict
Safe to layer
No layering conflicts flagged between these two. Patch-test new actives as usual.