---
product_id: 74163307
title: "Medik8 C-Tetra - Lipid 7% Vitamin C Radiance Serum - Smoothing, Brightening & Nourishing - Perfect For New Vitamin C Users or Sensitive Skin - 30ml"
brand: "medik8"
price: "€ 118.11"
currency: EUR
in_stock: true
reviews_count: 13
category: "Medik8"
url: https://www.desertcart.sk/products/74163307-medik8-c-tetra-lipid-7-vitamin-c-radiance-serum-smoothing
store_origin: SK
region: Slovakia
---

# Smooths fine lines & wrinkles visibly 7% Stabilised Vitamin C for radiant glow Jojoba seed oil-based lightweight nourishment Medik8 C-Tetra - Lipid 7% Vitamin C Radiance Serum - Smoothing, Brightening & Nourishing - Perfect For New Vitamin C Users or Sensitive Skin - 30ml

**Brand:** medik8
**Price:** € 118.11
**Availability:** ✅ In Stock

## Summary

> ✨ Glow Up Your AM Routine: Radiance Meets Lightweight Luxury

## Quick Answers

- **What is this?** Medik8 C-Tetra - Lipid 7% Vitamin C Radiance Serum - Smoothing, Brightening & Nourishing - Perfect For New Vitamin C Users or Sensitive Skin - 30ml by medik8
- **How much does it cost?** € 118.11 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/74163307-medik8-c-tetra-lipid-7-vitamin-c-radiance-serum-smoothing)

## Best For

- medik8 enthusiasts

## Why This Product

- Trusted medik8 brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Effortless Daily Ritual:** Just 4 drops after cleansing to visibly even skin tone and prep your face for sunscreen, locking in protection and radiance.
- • **Youthful Radiance Boost:** 7% tetrahexyldecyl ascorbate delivers powerful, stable Vitamin C to brighten and smooth skin without irritation.
- • **Complete Age-Defying System:** Maximize results by pairing with Medik8’s CSA Philosophy—Vitamin C by day, Vitamin A by night—for a full-spectrum anti-aging routine.
- • **Gentle Glow for Sensitive Skin:** Formulated for new Vitamin C users and sensitive skin, ensuring effective results with minimal risk of redness or discomfort.
- • **Lightweight, Non-Greasy Hydration:** Jojoba seed oil nourishes deeply while maintaining a fresh, fast-absorbing texture—perfect for busy mornings.

## Overview

Medik8 C-Tetra Lipid 7% Vitamin C Radiance Serum is a 30ml, alcohol-free, vegan-friendly formula designed to brighten, smooth, and nourish sensitive skin. Featuring a stable, low-irritation form of Vitamin C (tetrahexyldecyl ascorbate) combined with jojoba seed oil, it visibly reduces fine lines and evens skin tone with a lightweight, fast-absorbing texture. Ideal for new Vitamin C users, it integrates seamlessly into daily skincare routines to boost youthful radiance and complement sun protection.

## Description

Buy Medik8 C-Tetra - Lipid 7% Vitamin C Radiance Serum - Smoothing, Brightening & Nourishing - Perfect For New Vitamin C Users or Sensitive Skin - 30ml at desertcart UK. Free delivery on eligible orders.

Review: Fast drying and easy to apply. - This is a lovely vitamin c for your face. It dries quickly and feels great on my face.
Review: More than happy - Excellent product

## Features

- 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.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07GFS6WXH |
| Batteries | 1 A batteries required. |
| Batteries Included | No |
| Batteries required | No |
| Best Sellers Rank | 4,593 in Beauty ( See Top 100 in Beauty ) 129 in Face Serums |
| Colour | Medik8 C-Tetra Lipid Vitamin C Antioxidant Serum 1.0 oz |
| Customer Reviews | 4.5 4.5 out of 5 stars (505) |
| Date First Available | 13 Aug. 2018 |
| Item Form | Drop |
| Item Weight | 90 g |
| Item model number | P06227 |
| Number of Items | 1 |
| Pet Life Stage | Adult |
| Pet Type | Men, women |
| Product Dimensions | 2.6 x 5.1 x 11.6 cm; 90 g |
| Quantity | 1 |
| Size | 30 ml (Pack of 1) |
| Special features | Alcohol Free, Vegan |
| Specific Uses | Uneven Skin Tone, Wrinkles |
| Volume | 30 Millilitres |

## Product Details

- **Active ingredients:** 14% Stabilised Vitamin C, Vitamin E
- **Brand:** Medik8
- **Item form:** Drop
- **Item weight:** 0.09 Kilograms
- **Material feature:** Antioxidant
- **Product benefits:** Brightens Skin Tone & Minimises Signs of Ageing
- **Scent:** vitamin C serum
- **Skin type:** Sensitive
- **Special ingredients:** 7% Stabilised Vitamin C, Vitamin E
- **Use for:** Face

## Images

![Medik8 C-Tetra - Lipid 7% Vitamin C Radiance Serum - Smoothing, Brightening & Nourishing - Perfect For New Vitamin C Users or Sensitive Skin - 30ml - Image 1](https://m.media-amazon.com/images/I/619Ttc7Pd6L.jpg)

## Questions & Answers

**Q: Is this genuine Medik8 products verified by their stockist?**
A: Hi la shazza, hope you are well ! Yes, all the products we sell are authorised and verified by our chosen stockist . Is there anything else I can help you with ?

Thanks 
Facial Experts UK

**Q: What % vitamin c**
A: Tetrahexyldecyl ascorbate (3%): New lipid soluble vitamin C derivative with four times higher efficacy than equivalent L-ascorbic acid

 D-alpha tocopherol (natural vitamin E) (1.0%): antioxidant;  helps protect the skin from free radical damage and acts as a network of antioxidants with vitamin C

**Q: Should this be kept in the fridge?**
A: No, just make sure it’s kept out of the sun and it’s often recommended not kept in bathrooms.

**Q: Is it water based or oil based?**
A: Oil

## Customer Reviews

### ⭐⭐⭐⭐⭐ Fast drying and easy to apply.
*by L***! on 9 December 2025*

This is a lovely vitamin c for your face. It dries quickly and feels great on my face.

### ⭐⭐⭐⭐⭐ More than happy
*by S***Y on 28 December 2025*

Excellent product

### ⭐⭐⭐⭐⭐ Love this product
*by O***K on 26 August 2025*

Excellent vitamin C serum. Very well priced compared to many out there. I always seem to breakout more if for some reason I dont use it. Makes my skin glow more also.

## Frequently Bought Together

- MEDIK8 C-TETRA 30 ML P06227
- Medik8 Total Moisture Daily Facial Cream - Hydrating Peptide Face Moisturizer with Hyaluronic Acid - Plumps Skin - Supports Skin Barrier - 1.6 oz

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**Shop now:** [https://www.desertcart.sk/products/74163307-medik8-c-tetra-lipid-7-vitamin-c-radiance-serum-smoothing](https://www.desertcart.sk/products/74163307-medik8-c-tetra-lipid-7-vitamin-c-radiance-serum-smoothing)

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*Product available on Desertcart Slovakia*
*Store origin: SK*
*Last updated: 2026-02-05*