Oxy-R Peptides
Oxy-R Peptides
Oxy-R Peptides
Oxy-R Peptides
Oxy-R Peptides
Oxy-R Peptides
Oxy-R Peptides
Oxy-R Peptides
Oxy-R Peptides
Oxy-R Peptides
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Oxy-R Peptides

  • Even
  • |
  • Hydrate
  • |
  • Brighten
High-Strength Oxyresveratrol Brightening Peptide Serum

Brighten the look of dark spots and discoloration in just 7 days* with Medik8's professional strength peptide serum.

Only available at Medik8 in a previously unattainable concentration of 1% oxyresveratrol, Oxy-R Peptides delivers clinically proven action on all skin tones for visibly brighter, more even skin with fewer dark spots and post-imperfection marks.

Unlike others, Medik8's patented, click-activated stabilization system ensures unmatched peptide potency for profound visible results - from the first drop until the very last.
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Crystal Retinal
Crystal Retinal
  • Renew
  • |
  • Firm
  • |
  • Smooth
 Retinal Age Defying Night Serum
Select a Strength
Key Benefits
Professional Strength Power on Dark Spots (1% oxyresveratrol)

Clinically proven to deliver profound yet gentle visible action on dark spots, discoloration and uneven skin tone.

Effective Until The Last Drop

The formula is suspended in a unique preservation serum and split across 2 click-activated bottles to ensure optimal stability and power from activation until the final drop.

Proven Efficacy On All Skin Tones

Proven to be effective on all skin tones, including deeper skin tones where visible dark spots can be a more prevalent concern.**

Hydration Booster

This hydrating serum absorbs instantly and boasts a silky, non-greasy finish.

Proven Results
Before
After
Before
After
7 days to visibly brighter, more even skin*
1 month to visible dark spot reduction*
96% agree skin is left feeling smooth*
92% agree Oxy-R Peptides is gentle on skin*
*Proven via an Independent consumer study conducted over 4 weeks on 50 participants / with dark spots skin concerns

**Proven via independent clinical & consumer studies on Oxy-R Peptides conducted on all skin tones (33% of our panels were FP 5-6 skin types)
How to Use

First-Time Use

If you're new to Oxy-R Peptides we recommend a patch test at least 24 hours before first use. Learn how to patch test here.

Before Application

Oxy-R Peptides is provided in 2x10mL bottles. Each bottle will stay potent for 6 weeks after opening. Activate the second bottle after finishing the first bottle. Store both bottles at room temperature and away from windows after activation.

Step 1

To activate for first use, press down firmly on the bottle lid until it clicks and shake for 30 seconds. Recycle the lid and replace with the dropper.

Step 2

After cleansing in the morning and evening, blend 6 drops of Oxy-R Peptides across the face, neck and décolletage - avoiding the eye area. Leave to absorb before applying your moisturizer.

Uses per bottle

60
Guide to Layering
Cleanse
Micellar Mousse
Morning
Evening
Micellar Mousse
Full Size (0)
Tone
Press & Glow™
Morning
Evening
Press & Glow™
Select a Size
Target
Oxy-R Peptides
Morning
Evening
Oxy-R Peptides
(0)
Brighten
C-Tetra™ Advanced Gel-Serum
Morning
C-Tetra™ Advanced Gel-Serum
1.0 FL. OZ (30 mL)
Moisturize
Advanced Night Ceramide
Evening
Advanced Night Ceramide
NET WT. 1.7 OZ. (48 g) (0)
Key Ingredients
1% Oxyresveratrol (Oxy-R)

Naturally derived from the mulberry family, oxyresveratrol (pronounced 'ox-ee-ress-vera-trol') is one of the most powerful skin-brightening agents available in skincare. It helps to prevent the formation of dark spots to transform the look of dull, uneven skin tones.

Tetrapeptide-30

An illuminating peptide that helps to minimize the formation of visible dark spots.

Acetyl Glycyl Beta-Alanine

Works to support a brighter, more even-looking complexion with less visible dark spots.

Hyaluronic Acid

With a unique ability to attract and retain more than 1,000 times its own weight in water, hyaluronic acid draws moisture into the skin. This leaves the complexion visibly nourished and supple.

Acetyl Glycyl Beta-Alanine

Works to support a brighter, more even-looking complexion with less visible dark spots.

Hyaluronic Acid

With a unique ability to attract and retain more than 1,000 times its own weight in water, hyaluronic acid draws moisture into the skin. This leaves the complexion visibly nourished and supple.

Full List of Ingredients
Oxy-R Peptides
High-Strength Oxyresveratrol Brightening Peptide Serum

Aqua (Water), Butylene Glycol, Artocarpus Lakoocha Wood Extract, Hydroxyresveratrol, Gluconolactone, Acetyl Glycyl Beta-Alanine, Glycerin, Lactic Acid, Sodium Hyaluronate, Sodium Benzoate, Disodium EDTA, Tetrapeptide-30, Xanthan Gum, Sodium Metabisulfite, Calcium Gluconate.

*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.
  • Clinically proven formula
  • Dermatologically tested
  • Fragrance free
  • No synthetic colors
  • Paraben free
  • Marie claire skin awards 2024 best serum overall
Experts Recommended

Unmatched in strength and visible results.

DANIEL ISAACS
Chief Product Officer

Twice the power of similar products!

MEGAN SCHALTEGGER
Lifestyle & Commerce Writer - Instyle

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Frequently Asked Questions

Can I use Oxy-R Peptides if I'm pregnant or breastfeeding?
As a cosmetics company, we are unable to provide product advice in relation to medical conditions such as pregnancy. We would recommend discussing the ingredients with your physician or obstetrician before use.
When and how should I apply Oxy-R Peptides?
After cleansing in the morning and evening, blend 6 drops of Oxy-R Peptides across the face, neck and décolletage - avoiding the eye area. Leave to absorb before applying your moisturizer.
Can I use Oxy-R Peptides alongside vitamin C and vitamin A products?
Absolutely. Oxy-R Peptides is ideal for boosting the visible results of vitamin C and vitamin A - as per our proven C + A skincare strategy. In the morning, apply Oxy-R Peptides after cleansing but before your vitamin C formula (e.g. C-Tetra Luxe). In the evening, apply Oxy-R Peptides after cleansing but before your vitamin A (e.g. Crystal Retinal).
Is Oxy-R Peptides suitable for sensitive skin?
Yes. Oxy-R Peptides has been tested on all skin types including sensitive skin. During our in-depth consumer study, 92% agreed Oxy-R Peptides was gentle on their skin.*
Oxy-R Peptides