The INKEY List 10% Niacinamide Serum vs The Ordinary Niacinamide 10% + Zinc 1%
The INKEY List
10% Niacinamide Serum
~$9· 30ml
NiacinamideHyaluronic Acid
The Ordinary
Niacinamide 10% + Zinc 1%
~$6· 30 ml
Niacinamide
Actives breakdown
| Active ingredient | The INKEY List | The Ordinary |
|---|---|---|
| Niacinamide | ✓ | ✓ |
| Hyaluronic Acid | ✓ | — |
Layering & Safety
Combined Verdict
Safe to layer
No layering conflicts flagged between these two. Patch-test new actives as usual.