Medik8 C-Tetra – Lipid 7% Vitamin C Radiance Serum Travel Size – Smoothing, Brightening & Nourishing – Perfect For New Vitamin C Users or Sensitive Skin – 8ml

Price: £15.00
(as of Apr 27, 2026 04:28:17 UTC – Details)

From the brand

Results Without Compromise

B Corp certified, Medik8, is a British dermatological skincare brand, globally renowned for age-defying heroes that deliver results without compromise. Clinically proven, our simple CSA PhilosophyⓇ of vitamin C plus sunscreen by day, and vitamin A (retinoids) by night addresses 90% of anti-ageing skincare needs for more youthful-looking skin.

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Clinically Proven Results

We truly pride ourselves on the visible skincare results our customers achieve. It’s down to our choice of the best professional grade active ingredients expertly crafted into beautiful to use products – all without needing a prescription. Clinically proven via independent studies, robustly researched and rigorously tested.

Dermatologist Recommended

”Medik8 combines medical-grade efficacy with cutting-edge skincare innovation.’’ Dr. Ewoma Ukeleghe, Medical & Cosmetics Doctor

Meticulously Made by Us in the UK

We craft and manufacture virtually everything ourselves from our own ISO-certified Innovation Centre, just outside London, UK. Harnessing the highest quality ingredients alongside patented technologies, means you can be assured of consistent UK standards of excellence in every product.

Patented Technologies

From the Experts in Vitamin A

Our Founders’ Story

Founded in 2009 by UK scientists and brothers, Elliot & Daniel Isaacs, Medik8 is renowned for skincare innovations.

B Corp Certified

B Corp Certified Medik8 is proud to be 1 of only 66 beauty manufacturers worldwide with this esteemed social and environmental impact certification. When you buy Medik8, you can be assured you’re not compromising on sustainability values like helping to reduce carbon, plastic waste or prioritising renewable energy.

INCREASED SKIN YOUTHFULNESS – 7% Stabilised Vitamin C (tetrahexyldecyl ascorbate), formulated to simultaneously smooth the look of fine lines and wrinkles while visibly boosting skin glow and radiance.
BRIGHTER, MORE EVEN COMPLEXION – Visibly brightens the skin tone, for a more even and healthy-looking skin appearance. Contains tetrahexyldecyl ascorbate – an effective, stabilised, and low-irritation form of vitamin C
LIGHTWEIGHT NOURISHMENT – This jojaba seed oil-based formula delivers effective yet non-greasy nourishment for visibly softer and comforted skin.
HOW TO USE – Step 1: After cleansing in the morning, massage 4 drops across the face, neck and décolletage. Step 2: Leave to absorb before applying sunscreen.
COMPLETE YOUR REGIME – For maximum age-defying results, we especially recommend using this product as part of our pioneering CSA Philosophy; vitamin C plus sunscreen by day, vitamin A by night.