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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[1] with 0% barrier disruption[1], 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.
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Clinically proven to visibly brighten skin and even tone in 7 days for a radiant, luminous complexion.[1]
Powerful phyto exosomes deliver replenishing bioactives to skin cells rapidly & effectively, ensuring 0% barrier disruption.[1]
Shields skin from damaging free radicals, pollution, and daily environmental stressors to help defend against premature skin ageing
Clinically proven to visibly improve skin smoothness and texture in 7 days, leaving a soft, polished finish.[1]
The fast-absorbing gel-serum texture hydrates, smooths, and primes, leaving skin instantly refreshed and ready for the day ahead.
[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.
From the gentle, nourishing C-Tetra for beginners to Super C Ferulic for advanced users, each formula is expertly created to provide optimal stability and efficacy. C-Tetra Advanced sits at the heart of the range, offering a powerful 20% stabilised vitamin C complex with age-defence benefits. Clinically proven to brighten skin and improve wrinkles in just 7 days, all while reinforcing the skin barrier with 0% disruption.[1]
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.
C-Tetra Advanced combines the potent power of vitamin C with barrier-supporting phyto exosomes alongside superantioxidant acetyl zingerone, to protect against premature skin ageing. C-Tetra Advanced is scientifically proven to shield against the environmental stressors that cause premature skin ageing, reducing damage by up to 78%.[3]
A highly potent yet gentle form of vitamin C for dramatic skin brightening and powerful antioxidant protection against premature skin ageing.
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.
A super-antioxidant that works synergistically with vitamin C, enhancing its efficacy while neutralising ageing free radicals and shielding skin from environmental stressors.
Draws moisture into the skin to instantly plump and deeply hydrate for a soft, supple complexion.
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.
C-Tetra® Advanced20% Vitamin C Gel-Serum With Phyto Exosomes
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
*Although we try our best to ensure this list of ingredients is accurate there may be product upgrades from time to time, or slight variants between different regions based on local laws, meaning the only definitive ingredient list is that which is printed on the product packaging.
C-Tetra Advanced is meticulously formulated with a 20% stabilised vitamin C complex, ensuring long-lasting potency from the first drop to the last.
Traditional high-strength vitamin C serums can degrade before reaching the skin or cause irritation. C-Tetra Advanced is meticulously formulated with a 20% stabilised vitamin C complex, ensuring long-lasting potency from the first drop to the last.
Encapsulated by nature and sourced from green tea leaves, phyto exosomes are rich in proteins, lipids, and messenger molecules. Acting as intelligent micro-carriers they carry key signalling molecules, like peptides and nutrients, to send signals to skin cells to help reinforce the skin barrier for optimal skin tolerance and comfort.
Further fortified by omni-antioxidant acetyl zingerone, the next-generation formula helps shield skin from pollution-induced damage by neutralising free radicals, blocking harmful pollution particles, and strengthening the skin’s natural defences for increased skin resilience.
is here! Shop now, pay later in 4 easy installments
ⓘ
is here! Shop now, pay later in 4 easy installments
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