numbuzin No.9 Secret Firming Serum vs The Ordinary Niacinamide 10% + Zinc 1%
numbuzin
No.9 Secret Firming Serum
From $20· 1.01 Fl Oz (Pack of 1)
AdenosineArgirelineDimethicone+4 more
The Ordinary
Niacinamide 10% + Zinc 1%
From $6· 30 ml
Niacinamide
Actives breakdown
| Active ingredient | numbuzin | The Ordinary |
|---|---|---|
| Adenosine | Yes | No |
| Argireline | Yes | No |
| Dimethicone | Yes | No |
| Glycerin | Yes | No |
| Hyaluronic Acid | Yes | No |
| Niacinamide | Yes | Yes |
| Shea Butter | Yes | No |
Layering & Safety
Combined Verdict
Safe to layer
No layering conflicts flagged between these two. Patch-test new actives as usual.