Medik8 C-TETRA® ADVANCED

Defend your skin against premature aging and achieve rapid brightening with a new generation of vitamin C with a concentration of 20% and advanced skin barrier care.

C-Tetra Advanced brightens skin and visibly reduces wrinkles in just 7 days, without disrupting the skin barrier, as confirmed in clinical studies.* This highly effective antioxidant serum is designed for daily use, delivering smoother skin and visible brightening.

The intelligent complex of active ingredients combines stabilized 20% vitamin C with regenerative phytoexosomes that support skin resistance, and acetyl zingerone, a powerful antioxidant with an effect against all major types of free radicals.

The result? Opradu's effective rejuvenating serum with vitamin C that works without irritating the skin.

* Proven by an independent clinical study conducted over 4 weeks on 32 participants.
Proven based on in vitro data on protein carbonylation under the influence of particulate pollution on the stratum corneum and epidermis.
Demonstrated through an in vitro protein carbonylation study using European standard reference environmental pollutants.