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Medik8 C-Tetra Advanced Alternatives
We donât have a confirmed restock date for this Medik8 product. Join the waitlist below and weâll let you know if it returns or shop the range.
If youâre looking to replace it now, our skincare experts have handpicked alternatives with similar benefits (and upgrades if youâre ready to level up):
Protect skin against daily environmental damage in a light, oil free serum with Vitamin C and Ferulic Acid.

A powerful antioxidant serum that can be used as maximum anti-ageing skincare. It protects this skin from free radical damage and oxidative stress.
Defend against premature ageing and unlock visible radiance with Medik8 C-Tetra Advanced, a cutting-edge 20% vitamin C gel-serum infused with phyto exosomes and powerful antioxidants. Clinically proven to brighten skin and visibly reduce wrinkles in just 7 days* with 0% barrier disruption*, this next-generation formula delivers transformative results with a gentle, intelligent touch.
Powered by stabilised vitamin C, deep-delivering phyto exosomes, and omni-antioxidant acetyl zingerone, this high-performance serum offers daily protection against environmental aggressors while smoothing skin texture and supporting long-term barrier health. Hydrating hyaluronic acid and skin-refining N-acetyl glucosamine complete the formula, leaving your complexion brighter, firmer, and more resilient with every use.
Benefits of Medik8 C-Tetra Advanced 30ml:
How to Use:
Apply as part of your morning skincare routine. Massage 2â3 pumps across the face, neck and dĂ©colletage. Follow with moisturiser and always finish with sunscreen.
Size: 30ml
*Proven via independent clinical study conducted over 4 weeks on 32 participants.
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.
>Not sure which product to use? Speak to a skin expert on 0113 282 7744
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