Peptide Skincare & BeautySkin science and ingredient guides

Ingredient or product comparison

Boots Vitamin C Serum Versus Allies of Skin 20% Vitamin C Brighten + Firm Serum

This brightening serum is formulated around 3-O-Ethyl Ascorbic Acid and Dipotassium Glycyrrhizate to brighten dull-looking skin and fade the look of dark spots. This brightening serum is formulated around 3-O-Ethyl Ascorbic Acid and Glutathione to brighten dul

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

  • This brightening serum is formulated around 3-O-Ethyl Ascorbic Acid and Dipotassium Glycyrrhizate to brighten dull-looking skin and fade the look of dark spots.
  • This brightening serum is formulated around 3-O-Ethyl Ascorbic Acid and Glutathione to brighten dull-looking skin.