Isntree Chestnut AHA 8% Clear Essence vs SK-II Facial Treatment Essence
Isntree
Chestnut AHA 8% Clear Essence
~$20· 100ml
Glycolic AcidLactic Acid
SK-II
Facial Treatment Essence
~$195· 7.7 fl oz
PiteraGalactomyces Ferment
Actives breakdown
| Active ingredient | Isntree | SK-II |
|---|---|---|
| Glycolic Acid | ✓ | — |
| Lactic Acid | ✓ | — |
| Pitera | — | ✓ |
| Galactomyces Ferment | — | ✓ |
Layering & Safety
Combined Verdict
Safe to layer
No layering conflicts flagged between these two. Patch-test new actives as usual.