KEY BENEFITS
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    Dramatic Skin Brightening

    Clinically proven to visibly brighten skin and even tone in 7 days for a radiant, luminous complexion.[1]

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    Enhanced Skin Barrier Support

    Powerful phyto exosomes deliver replenishing bioactives to skin cells rapidly & effectively, ensuring 0% barrier disruption.[1]

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    Premature Skin Ageing Defence

    Shields skin from damaging free radicals, pollution, and daily environmental stressors to help defend against premature skin ageing.

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    Smooth & Even Complexion

    Clinically proven to visibly improve skin smoothness and texture in 7 days, leaving a soft, polished finish.[1]

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    Lightweight Finish

    The fast-absorbing gel-serum texture hydrates, smooths, and primes, leaving skin instantly refreshed and ready for the day ahead.

PROVEN RESULTS
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  • 7 days to visibly brighter skin[1]
  • 7 days to visibly reduced wrinkles[1]

[1] Proven via independent clinical study conducted over 4 weeks on 32 participants. [2] Proven via in vitro protein carbonylation data against particulate matter pollution on the stratum corneum and epidermis. [3] Proven via in vitro protein carbonylation study using European standard reference environmental pollutants.

HOW TO USE
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First-time use

If you're new to C-Tetra Advanced we recommend a patch test at least 24 hours before first use. Learn how to patch test here.

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.

Uses Per Tube

80

GUIDE TO LAYERING
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KEY INGREDIENTS
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    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.

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    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.

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    ​​ N-Acetyl Glucosamine (NAG)

    This naturally occurring molecule works in synergy with previously-applied vitamin A to encourage the production of hydrating hyaluronic acid.

  • Full Ingredients & Precautions
EXPERT RECOMMENDED
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  • Endorsement Icon 1

    C-Tetra Advanced combines the potent power of vitamin C with barrier-supporting phyto exosomes alongside superantioxidant acetyl zingerone, to protect against premature skin aging. C-Tetra Advanced is scientifically proven to shield against the environmental stressors that cause premature skin aging, reducing damage by up to 78%.[3]

    DANIEL ISAACS
    Chief Product Officer & Founding Partner Of Medik8
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    With this kind of Vitamin C percentage, you're going to get maximum brightness to the skin in just 7 days.

    Dr Ewoma Ukeleghe
    Medical & Cosmetics Doctor & Medik8 Global Ambassador
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    It’s rare to see such a powerful brightening treatment that also strengthens and supports skin health from within - this does both.

    Dr Bibi Ghalaie
    Cosmetic Physician & Medik8 Global Ambassador
C-Tetra Advanced