CU8 Peptide Face and Neck Serum

CU8 Advanced Copper Peptide + Expression Line Serum

Clinically inspired skin repair. Visibly smoother, stronger, younger-looking skin.

CU8 is a high-performance facial serum developed by Biocell Laboratories, designed to target the visible signs of aging at their source. Combining advanced peptides, copper technology, and skin-identical hydrators, CU8 works to smooth expression lines, improve skin structure, and restore a healthy, resilient complexion.

Why CU8 Works

Unlike basic serums, CU8 is built around a multi-pathway approach:

• Relax the appearance of expression lines

• Stimulate skin repair and collagen support

• Deeply hydrate and strengthen the barrier

• Improve tone, texture, and clarity

This is not just a “hydration serum” — it’s a skin function optimiser.

Key Active Benefits

SNAP-8 – Advanced Wrinkle Smoothing Peptide

A next-generation peptide that helps reduce the appearance of expression lines by softening repetitive facial tension.
Result: Smoother-looking forehead, eye, and smile lines.

GHK-Cu – Copper Peptide Regeneration

A powerful skin-repair molecule that supports collagen production, improves elasticity, and accelerates visible skin renewal.
Result: Firmer, healthier, more resilient skin over time.

Niacinamide – Skin Tone & Barrier Perfection

Clinically proven to refine pores, even skin tone, reduce redness, and strengthen the skin barrier.
Result: Clearer, brighter, more balanced skin.

Acetyl Glucosamine – Texture & Pigmentation Support

Works synergistically with niacinamide to smooth texture and improve uneven pigmentation.
Result: More refined, even-looking complexion.

Ectoin – Environmental Skin Protection

A rare stress-protection molecule that shields skin from dehydration, pollution, and environmental damage.
Result: Stronger, calmer, more resilient skin.

Multi-Layer Hydration Complex

(Hyaluronic Acid, Sodium PCA, Betaine, Panthenol)
Deeply hydrates while supporting the skin barrier and preventing moisture loss.
Result: Plump, hydrated, comfortable skin all day.

Soothing & Repair Support

(Allantoin, Panthenol)
Helps calm irritation and support skin recovery.
Result: Reduced sensitivity and improved skin comfort.

What Results to Expect

Week 1–2

• Increased hydration and skin comfort

• Skin feels smoother and more balanced

Week 3–4

• Visible softening of fine lines

• Improved skin texture and tone

Week 6–8

• Noticeable reduction in expression lines

• Firmer, more resilient skin

• More even, refined complexion

Ongoing Use

• Helps maintain smoother skin

• Supports long-term collagen health

• Slows the appearance of new wrinkles

The CU8 Difference

• High-strength SNAP-8  for visible line reduction

• Clinically relevant GHK-Cu  for true skin repair

• Multi-functional formula 

• Designed for real, cumulative results and not quick gimmicks

Aqua (Water)
The base of the formula, allowing all active ingredients to be effectively delivered into the skin. It creates a lightweight, fast-absorbing texture.

Propanediol
A naturally derived humectant that helps draw moisture into the skin. It also enhances the absorption of key actives, making the formula more effective.

Niacinamide (Vitamin B3)
A multi-functional skin conditioner known for improving the appearance of uneven skin tone, refining texture and supporting the skin barrier. Helps skin look brighter, smoother and more balanced.

Acetyl Glucosamine
Works synergistically with niacinamide to enhance skin brightness and improve the appearance of uneven tone. Also supports gentle skin renewal.

Betaine
A powerful hydration booster that helps maintain moisture balance in the skin, leaving it soft, smooth and comfortable.

Panthenol (Vitamin B5)
Deeply hydrating and soothing, panthenol helps improve skin softness while supporting a healthy-looking skin barrier.

Sodium PCA
A natural component of the skin’s own moisturising system (NMF). Helps attract and retain moisture for long-lasting hydration.

Hyaluronic Acid (Sodium Hyaluronate)
A well-known hydration ingredient that helps plump the skin and improve the appearance of fine lines by increasing moisture levels.

Allantoin
A gentle skin-conditioning ingredient that helps soothe and soften the skin, supporting a smooth and healthy-looking complexion.

Copper Peptide (GHK-Cu)
An advanced peptide that helps improve the appearance of skin firmness and overall skin quality, leaving skin looking more refined and revitalised.

SNAP-8 (Acetyl Octapeptide-3)
A next-generation peptide that helps reduce the appearance of fine lines and wrinkles, promoting a smoother-looking complexion.

Ectoin
A powerful skin-protecting molecule that helps defend against environmental stress while supporting hydration and skin resilience.

Hydroxyethylcellulose
A gentle thickening agent that gives the serum its smooth, elegant texture for easy application.

Disodium EDTA
Helps maintain formula stability and ensures the product remains effective over time.

Phenoxyethanol & Ethylhexylglycerin

A safe and widely used preservative system that keeps the formula fresh and free from harmful microbes.

PH Adjuster
Used to balance the formula to a skin-friendly pH (5.0–5.5), ensuring optimal performance and comfort.

Apply 1–2 pumps to clean skin morning and evening. Gently press into face and neck. Follow with moisturiser.

Warnings
It is best if using CU8 not to double up on other skin care products with the same ingredients as this may cause irritation to the skin. For external use only. Avoid contact with eyes. Discontinue use if irritation occurs. Keep out of reach of children.

Storage
Store in a cool, dry place below 25°C, away from direct sunlight.