Peptide Skincare & BeautySkin science and ingredient guides

Ingredient or product comparison

The INKEY List Retinol Serum Versus Philosophy renewed hope in a jar serum

This anti-aging serum is formulated around Retinyl Acetate and Palmitoyl Tetrapeptide-7 to soften the look of wrinkles and refine skin texture. This brightening serum is formulated around Glutathione and Ascorbyl Glucoside to brighten dull-looking skin.

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  • This anti-aging serum is formulated around Retinyl Acetate and Palmitoyl Tetrapeptide-7 to soften the look of wrinkles and refine skin texture.
  • This brightening serum is formulated around Glutathione and Ascorbyl Glucoside to brighten dull-looking skin.