Medik8 Try Me C-Tetra 8ml
Chosen to sit alongside a microneedling routine rather than replace it.
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Lipid 7% Vitamin C Radiance Serum (Travel Size)
Restore radiance and fight signs of ageing with C-Tetra, a vitamin C antioxidant serum that protects against environmental stressors while brightening skin.
Key Benefits
- Increased Skin Youthfulness – Proven to simultaneously smooth the look of fine lines and wrinkles while visibly boosting skin glow and radiance.
- Lightweight Nourishment – This jojoba seed oil-based formula delivers effective yet non-greasy nourishment for visibly softer and comforted skin.
- Brighter, More Even Complexion – Proven to visibly brighten the skin tone, for a more even and healthy-looking skin appearance.
Proven Results
- 7 days to restored skin radiance*
- 7 days to visibly brighter smoother skin*
- 96% of sensitive skins agreed C-Tetra was gentle on the skin*
- 4 weeks to visibly reduced wrinkles & dark spots*
- 90% agree skin feels instantly softer*
*Proven via independent consumer study conducted over 4 weeks on 52 participants with sensitive skin.
How to Use
First-time use: If you're new to C-Tetra, we recommend a patch test at least 24 hours before first use.
- After cleansing in the morning, massage 4 drops across the face, neck and décolletage.
- Leave to absorb before applying sunscreen. We recommend Advanced Day Ultimate Protect.
Key Ingredients
- 7% Stabilised Vitamin C (tetrahexyldecyl ascorbate) – A low-irritation form of vitamin C that delivers exceptional antioxidant protection against harmful free radical damage while supporting collagen production for a visibly even, more youthful-looking complexion.
- Vitamin E – A powerful antioxidant that provides additional antioxidant protection against the ageing effects of free radicals. It also helps to boost the power of vitamin C for optimum visible results.
Full Ingredients
Simmondsia Chinensis (Jojoba) Seed Oil, Cyclopentasiloxane, Cyclohexasiloxane, Tetrahexyldecyl Ascorbate, Citrus Grandis (Grapefruit) Peel Oil, Tocopheryl Acetate, PPG-12/SMDI Copolymer, Limonene, Citral, Linalool, Geraniol.
Measured, not promised.
Every figure here is on the device, in the box, or in our policy. Nothing is a marketing round-up.
The questions we actually get
Dr. Pen — as featured in
InStyle, Women’s Health, Cosmopolitan, Vogue.Before you buy
Using this with microneedling
Microneedling opens channels for a few hours. What you apply afterwards, and when, changes the result.










