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Medik8 C-Tetra Luxe 30ml
Medik8 C-Tetra Luxe 30 ml is an advanced brightening serum powered by stabilised lipid-soluble vitamin C to boost luminosity soften fine lines and enhance skin firmness. Infused with squalane maracuja oil and vitamin F it nourishes deeply while supporting a strong resilient barrier.
100% Authentic • Authorised UK Stockist • Expert Advice • Fast Tracked UK Delivery
Description
A high-strength radiance serum designed to brighten hydrate and rejuvenate the skin. C-Tetra Luxe features tetrahexyldecyl ascorbate a stabilised lipid-soluble form of vitamin C that absorbs efficiently to boost clarity support collagen and enhance visible smoothness. Nourishing oils including squalane and maracuja deliver comfort and softness while vitamin F helps reinforce the barrier for long-lasting resilience.
This luxurious formula provides daily antioxidant support helping to revive dullness improve texture and promote a brighter more youthful complexion.
Proven via independent clinical study on 36 participants over 4 weeks.
Key Benefits
Brightens dull uneven skin
Supports collagen for improved firmness
Helps soften visible fine lines
Nourishes with squalane and maracuja oil
Vitamin F helps strengthen the barrier
Silky lightweight texture that absorbs easily
Leaves skin radiant soft and revitalised
How to use
Apply in the morning to cleansed dry skin.
Smooth a few drops over the face neck and décolleté.
Follow with moisturiser then SPF.
Suitable for daily use.
Ingredients (INCI)
Squalane, Simmondsia Chinensis (Jojoba) Seed Oil, Tetrahexyldecyl Ascorbate, Dimethicone, Candida Bombicola/Glucose/Methyl Rapeseedate Ferment, Citrus Grandis (Grapefruit) Peel Oil, Ethyl Linoleate, Passiflora Edulis (Passion Fruit) Seed Oil, Tocopheryl Acetate, Helianthus Annuus (Sunflower) Seed Oil, Olea Europaea (Olive) Fruit Oil, Panax Ginseng Root Oil, Prunus Amygdalus Dulcis (Sweet Almond) Oil, Prunus Armeniaca (Apricot) Kernel Oil, PPG-12/SMDI Copolymer, Limonene, Citral, Linalool, Geraniol.
Bank Holiday Exclusive · Ends Midnight Tuesday
Spend £150 to unlock the complimentary Gold Bag plus free 48-hour delivery.
Excludes SkinCeuticals

Expert-selected by The Skin Bay to work alongside Medik8 - both formulated to complement each other for enhanced results.
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Your questions answered
Are your products genuine?
Yes. Everything we sell is 100% genuine, sourced from the brand or authorised UK suppliers.
How fast is delivery?
Every order ships from the UK with Royal Mail, tracked and insured. Order by 4pm Monday to Friday for same-day dispatch.
- Royal Mail 48: 2 to 3 business days, £5.99
- Royal Mail 24: 1 to 2 business days, £8.00
- Special Delivery: guaranteed next working day by 7pm, £12.00
Free delivery on orders over £400 (UK mainland). Full details on our delivery page.
What is your returns policy?
Unopened items can be returned within our standard returns window. See our returns page for details.
Do you offer rewards?
Yes. Earn Bay Points on every order to redeem against future purchases.
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