This remarkable treatment treat under eye circles in just 8 weeks it uses 2 key active ingredients to improve the appearance of the most stubborn of dark circles to improve the firmness and tone of the under eye area 70 of people who had dark circles and used skin doctors advanced peptide based formulation saw a reduction in the appearance of the colour and severity of their dark circles in a matter of weeks improves the appearance of dark circles improves the firmness and tone of the un