The Ordinary Niacinamide 10% + Zinc 1% vs SK-II GenOptics Ultraura Essence Serum
The Ordinary
Niacinamide 10% + Zinc 1%
~$6· 30 ml
Niacinamide
SK-II
GenOptics Ultraura Essence Serum
~$240· 50ml
PiteraNiacinamide
Actives breakdown
| Active ingredient | The Ordinary | SK-II |
|---|---|---|
| Niacinamide | ✓ | ✓ |
| Pitera | — | ✓ |
Layering & Safety
Combined Verdict
Safe to layer
No layering conflicts flagged between these two. Patch-test new actives as usual.