Peptide Skincare & BeautySkin science and ingredient guides

Ingredient or product comparison

Kiehl's Clearly Corrective Dark Spot Solution Versus Paula's Choice C15 Super Booster

This brightening treatment is formulated around 3-O-Ethyl Ascorbic Acid and Salicylic Acid to fade the look of dark spots and brighten dull-looking skin. This brightening serum is formulated around Ascorbic Acid and Ferulic Acid to brighten dull-looking skin a

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  • This brightening treatment is formulated around 3-O-Ethyl Ascorbic Acid and Salicylic Acid to fade the look of dark spots and brighten dull-looking skin.
  • This brightening serum is formulated around Ascorbic Acid and Ferulic Acid to brighten dull-looking skin and soften the look of wrinkles.