Peptide Skincare & BeautySkin science and ingredient guides

Ingredient or product comparison

The INKEY List Ceramide Serum Versus The INKEY List Polyglutamic Acid Hydrating Serum

This barrier-repair treatment is formulated around Sodium Hyaluronate and Ceramide NP to strengthen the skin barrier and hydrate skin. This hydrating serum is formulated around Polyglutamic Acid to hydrate skin and strengthen the skin barrier.

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  • This barrier-repair treatment is formulated around Sodium Hyaluronate and Ceramide NP to strengthen the skin barrier and hydrate skin.
  • This hydrating serum is formulated around Polyglutamic Acid to hydrate skin and strengthen the skin barrier.