Biologique Recherche Serum 3R vs The Ordinary Niacinamide 10% + Zinc 1%
Biologique Recherche
Serum 3R
~$88
GlycerinLactobionic AcidPHA
The Ordinary
Niacinamide 10% + Zinc 1%
~$6· 30 ml
Niacinamide
Actives breakdown
| Active ingredient | Biologique Recherche | The Ordinary |
|---|---|---|
| Glycerin | ✓ | — |
| Lactobionic Acid | ✓ | — |
| PHA | ✓ | — |
| Niacinamide | — | ✓ |
Layering & Safety
Combined Verdict
Safe to layer
No layering conflicts flagged between these two. Patch-test new actives as usual.