Round Lab Birch Juice Moisturizing UV Lock Sunscreen SPF 45 vs Supergoop! Glowscreen Sunscreen SPF 40
Round Lab
Birch Juice Moisturizing UV Lock Sunscreen SPF 45
~$22· 1.69 fl oz
Niacinamide
Supergoop!
Glowscreen Sunscreen SPF 40
~$42· 1.7 fl oz
Hyaluronic AcidNiacinamide
Actives breakdown
| Active ingredient | Round Lab | Supergoop! |
|---|---|---|
| Niacinamide | ✓ | ✓ |
| Hyaluronic Acid | — | ✓ |
Layering & Safety
Combined Verdict
Safe to layer
No layering conflicts flagged between these two. Patch-test new actives as usual.