PRODUCT DESCRIPTION

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.

KEY BENEFITS

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

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

Premature Skin Ageing Defence
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.[1]

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

PROVEN RESULTS

• 7 days to visibly brighter skin^[1]
• 7 days to visibly reduced wrinkles^[1]
• 0% barrier disruption^[1]
• 7 days to visibly smoother skin texture^[1]
• Reduces 90% of pollution damage to the skin’s surface^[2]

[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.