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Medik8 C-Tetra Advanced
20% Vitamin C Gel-Serum With Phyto Exosomes
Defend against premature skin ageing and achieve accelerated skin brightening with a next-generation combination of 20% vitamin C and skin barrier science. Clinically proven to brighten skin and visibly improve wrinkles in 7 days with 0% barrier disruption, 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 for enhanced skin resilience 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.
Key Benefits:
How To Use Medik8 C-Tetra Advanced
Ingredients Medik8 C-Tetra Advanced
Aqua (Water), Tetrahexyldecyl Ascorbate, Isododecane, Propanediol, Acetyl Glucosamine, Squalane, Tocopherol, Acetyl Zingerone, Camellia Sinensis (Green Tea) Leaf Vesicles, Hydroxyacetophenone, Sodium Hyaluronate, Cellulose, Avena Sativa (Oat) Kernel Extract, Glycerin, Hydroxyethyl Acrylate/Sodium Acryloyldimethyl Taurate Copolymer, Citrus Grandis (Grapefruit) Peel Oil, Sucrose Stearate, Tetrasodium Glutamate Diacetate, Ethylhexylglycerin, Acrylates/C10-30 Alkyl Acrylate Crosspolymer, Xanthan Gum, Sodium Benzoate, Cellulose Gum, 1,2-Hexanediol, Polysorbate 60, Sorbitan Isostearate, Citric Acid, Phenoxyethanol, Citral, Linalool, Limonene
What is Medik8?
Medik8 is a UK-based skincare brand renowned for its science-driven, results-oriented products. Their approach emphasizes simplicity, focusing on core ingredients like vitamin C, sunscreen, and vitamin A. The brand is committed to sustainability, producing its products exclusively in the UK and maintaining a B Corp certification.
How do I prime my Crystal Retinal or other airless tubes?
To prime the tube, hold it with the pump facing downward and press the pump while gently squeezing the tube from top to bottom. Store the tube upright on its lid to help the product move towards the pump.
Are Medik8 products cruelty-free and Vegan?
Yes, Medik8 is both cruelty-free and Vegan. It does not test on animals and ensures their suppliers adhere to cruelty-free practices while all products are formulated without animal-derived ingredients, with most certified by The Vegan Society.