Naturium Quadruple Hyaluronic Acid Serum 5% vs The Ordinary Niacinamide 10% + Zinc 1%
Naturium
Quadruple Hyaluronic Acid Serum 5%
~$20· 1 oz
Hyaluronic Acid
The Ordinary
Niacinamide 10% + Zinc 1%
~$6· 30 ml
Niacinamide
Actives breakdown
| Active ingredient | Naturium | The Ordinary |
|---|---|---|
| Hyaluronic Acid | ✓ | — |
| Niacinamide | — | ✓ |
Layering & Safety
Combined Verdict
Safe to layer
No layering conflicts flagged between these two. Patch-test new actives as usual.