Kiehl's Retinol Skin-Renewing Daily Micro-Dose Serum vs the ordinary Azelaic Acid Suspension 10%
Kiehl's Retinol Skin-Renewing Daily Micro-Dose Serum scores 9.0/9.8 vs the ordinary Azelaic Acid Suspension 10% at 6.4/9.8. Kiehl's Retinol Skin-Renewing Daily Micro-Dose Serum wins for hydration.
