C-Tetra® Advanced

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Defend against premature skin ageing and achieve accelerated visible skin brightening. With a next-generation combination of 20% vitamin C and cutting edge phyto exosomes that help shield and improve the skin's recovery from exposure to environmental stressors which can cause premature ageing. Clinically proven to brighten skin and visibly improve wrinkles in 7 days[1] with 0% barrier disruption[1], C-Tetra Advanced is engineered for high-performance visible brightening, skin smoothing, and daily antioxidant defence. This intelligent ingredient complex combines potent, stabilised 20% vitamin C with restorative phyto exosomes and omni-antioxidant acetyl zingerone to neutralise the ageing effects of free radicals. The result? A high-performance, age-defying vitamin C serum that works smarter, not harsher. Show more