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Medik8 C-Tetra Advanced 30ml

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 deep, controlled delivery 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.

$143.00

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Description

How to use

Apply as part of your morning skincare routine. Massage 2-3 pumps across the face, neck and décolletage. Follow with moisturiser and always finish with sunscreen.

Key Benefits

  • Dramatic Skin Brightening – Clinically proven to visibly brighten skin and even tone in 7 days for a radiant, luminous complexion.
  • Enhanced Skin Barrier Support – Powerful phyto exosomes deliver replenishing bioactives to skin cells rapidly & effectively, ensuring 0% barrier disruption.
  • Premature Skin Ageing Defense – Shields skin from damaging free radicals, pollution, and daily environmental stressors to help defend against premature skin ageing.
  • Smooth & Even Complexion – Clinically proven to visibly improve skin smoothness and texture in 7 days, leaving a soft, polished finish.
  • Lightweight Finish – The fast-absorbing gel-serum texture hydrates, smooths, and primes, leaving skin instantly refreshed and ready for the day ahead.

Key Ingredients

  • 20% Stabilised Vitamin C (Tetrahexyldecyl Ascorbate) – A highly potent yet gentle form of vitamin C for dramatic skin brightening and powerful antioxidant protection against premature skin ageing.
  • Phyto Exosomes – Encapsulated by nature, our phyto exosomes intelligently deliver proteins, lipids, and messenger molecules to skin cells. Together, alongside our supercharged vitamin C, they help prevent & reduce premature skin ageing by supporting healthier-looking, more resilient skin.
  • Acetyl Zingerone (pronounced ‘a-sea-tul’) – A super-antioxidant that works synergistically with vitamin C, enhancing its efficacy while neutralising ageing free radicals and shielding skin from environmental stressors.
  • Multi-Weight Hyaluronic Acid – Draws moisture into the skin to instantly plump and deeply hydrate for a soft, supple complexion.
  • N-Acetyl Glucosamine (NAG) – A barrier-supporting, gentle, skin-refiner that smooths the look of pores while helping to increase the skin’s own natural hyaluronic acid levels over time.
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