Paulas Choice Azelaic Acid Booster, SkinCeuticals Phyto Corrective gel Sunscreen (Essential!) Look for mineral (zinc oxide/titanium dioxide) sunscrees with tinted formulas (iron oxided protect against visible light)
X-ray crystallographic studies have demonstrated that copper coordination occurs through the N-terminal amino group of glycine, the deprotonated peptide nitrogen of the Gly-His bond, and the imidazole nitrogen of histidine, forming a square-planar geometry characteristic of Cu(II) complexes
van Beek N, Bodo E, Kromminga A, Gaspar E, Meyer K, Zmijewski MA
Long-term benefits With regular facials, patients see more even tone, improved elasticity, and fewer fine lines
Reapply every two hours, or after swimming, sweating, or towel drying