Ingredient or product comparison

Kiehl's Micro-Dose Anti-Aging Retinol Serum with Ceramides and Peptide Versus The Ordinary Azelaic Acid Suspension 10%

This anti-aging serum is formulated around Niacinamide and Ceramide NP to soften the look of wrinkles and refine skin texture. This calming serum is formulated around Azelaic Acid to calm redness and refine skin texture.

This source-based comparison does not add ratings or recommend a winner.