Differin Adapalene Gel 0.1% vs The INKEY List Retinol Serum
Differin
Adapalene Gel 0.1%
~$16· 15 g
Adapalene
The INKEY List
Retinol Serum
~$10· 1 oz
RetinolSqualane
Actives breakdown
Layering & Safety
Combined Verdict
Safe to layer
No layering conflicts flagged between these two. Patch-test new actives as usual.