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Liquid Peptides™

Liquid Peptides™

 (16916+ Reviews)

30% Complex Multi-Peptide Serum with Copper Peptides

A lightweight multi-peptide serum designed to complement your daily skincare routine and leave the complexion looking smoother, softer, and hydrated.

Liquid Peptides™ combines 10 selected peptides in a 30% peptide complex, providing a convenient way to incorporate peptide-focused skincare into your everyday routine.

The formula includes copper peptides and other selected peptides in a lightweight serum format designed for everyday skincare use.

Use as part of your regular skincare routine for skin that looks smooth, soft, and refreshed.

Regular price $56.20
Regular price $56.20 Sale price $61.20
SAVE 8% Sold out

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Liquid Peptides™

Liquid Peptides™

Regular price $56.20
Regular price $56.20 Sale price $61.20
SAVE 8% Sold out
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 Key Benefits 

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Smoother-Looking Skin

A lightweight peptide serum designed to complement your daily skincare routine and leave the complexion looking smoother, softer, and more refreshed. The carefully developed peptide formula helps enhance the appearance of skin texture and hydration, providing a convenient addition to your everyday skincare regimen.

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Peptide-Focused Skincare

Formulated with carefully selected peptides in a lightweight serum designed to complement your daily skincare routine.  The thoughtfully developed formula provides a convenient way to incorporate peptide-focused skincare into your everyday regimen, leaving the complexion looking smoother, softer, and refreshed.

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Hydrating Skincare

Designed to leave skin feeling hydrated, soft, and supple while complementing your everyday skincare routine.

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Complete Your Skincare Routine

Designed to complement Medik8's CSA skincare approach: vitamin C and sunscreen during the day, followed by vitamin A as part of your evening routine.

 Proven Results 

7 Days
In a product evaluation, participants reported improvements in the appearance of skin firmness and fullness after 7 days.*
7 Days*
In a product evaluation, participants reported changes in the appearance of fine lines after 7 days of regular use.*
7 Days*
In a product evaluation, participants reported improvements in the overall appearance of their skin after 7 days of regular use.*
98%

 of participants described Liquid Peptides as gentle on their skin*
97% 

of participants reported long-lasting hydration*







Before

AFTER 10 DAYS

 
 

 How to Use 

First-Time Use

If you're new to Liquid Peptides, we recommend performing a patch test at least 24 hours before first use. Follow the patch-testing instructions provided with the product.

Step 1

After cleansing in the morning and evening, apply 6 drops of Liquid Peptides across the face, neck, and décolletage.

Step 2

 Allow the serum to absorb before applying your preferred moisturizer.

 Experts Recommended 

A true breakthrough in vitamin A skincare

DANIEL ISAACS 

Chief Product Officer

One of the finest formulations you’ll find!

HANNAH COATES  

Beauty & Wellness Editor - British Vogue

 Key Ingredients 

Matrixyl® 3000

A combination of peptides formulated to complement your daily skincare routine and support a smoother, refreshed-looking complexion.

Expression Line Peptide

A peptide designed to complement your skincare routine and leave the complexion looking smoother, softer, and more refreshed.

Multi-Weight Hyaluronic Acid

A hydrating skincare ingredient designed to help maintain skin moisture and leave the complexion looking smooth, supple, and refreshed.

Drone-Targeted Copper Peptide

A copper peptide featured in an advanced peptide formulation, designed to complement your daily skincare routine and leave the complexion looking smoother, firmer, and more refreshed.

Carnosine

A peptide naturally produced in the body, carnosine is a carefully selected skincare ingredient designed to complement your daily routine and leave the complexion looking smoother and more refreshed.

check_circle  Fragrance Free 

check_circle  No Synthetic Colors 

check_circle  Paraben Free 

check_circle  Alcohol Free 

check_circle  Certified by the Vegan Society 

Crystal Retinal

$45.40

Liquid Peptides™

$56.20

 Frequently Asked Questions 

Can I use Liquid Peptides alongside Crystal Retinal?

Absolutely. Liquid Peptides and Crystal Retinal can be incorporated into the same evening skincare routine, helping you create a simple and convenient approach to peptide and retinal-focused skincare.

Can I use Liquid Peptides directly after an exfoliating acid like Press & Glow or Press & Clear?

Yes. Liquid Peptides can be applied after an exfoliating acid as part of your morning or evening skincare routine.

Can I use Liquid Peptides during pregnancy?

If you are pregnant, breastfeeding, or have any concerns about using skincare products during this time, we recommend consulting a qualified healthcare professional before use.

Should I apply Liquid Peptides in the morning or evening?

Both. Liquid Peptides can be used morning and evening. Apply after cleansing and toning, before oil-based serums and moisturizers.