The Ordinary Hyaluronic Acid 2% + B5 vs TIRTIR Niacinamide 20% Serum
The Ordinary
Hyaluronic Acid 2% + B5
~$9· 30 ml
Hyaluronic AcidPanthenol
TIRTIR
Niacinamide 20% Serum
~$29· 30ml / 1.01 fl oz
NiacinamideHyaluronic AcidGlycerin+3 more
Actives breakdown
| Active ingredient | The Ordinary | TIRTIR |
|---|---|---|
| Hyaluronic Acid | ✓ | ✓ |
| Panthenol | ✓ | — |
| Niacinamide | — | ✓ |
| Glycerin | — | ✓ |
| Glutathione | — | ✓ |
| Retinol | — | ✓ |
| Sodium PCA | — | ✓ |
Layering & Safety
Combined Verdict
Safe to layer
No layering conflicts flagged between these two. Patch-test new actives as usual.