The Cuprine GHK-Cu collection with scientific botanicals

Why GHK-Cu?

The Science of Visible Skin Regeneration.

GHK-Cu (Copper Tripeptide-1) is a naturally occurring peptide clinically studied for its ability to support skin repair, boost collagen production and promote a healthier, more youthful complexion.

The Gold Standard Peptide

Clinically Studied

Naturally Powerful

Safe & Gentle

Backed by Science

What Makes GHK-Cu So Powerful?

Stimulates Collagen & Elastin

Supports the skin's natural production of collagen and elastin for firmer, more youthful-looking skin.

Accelerates Skin Repair

Helps speed up the skin's natural healing and renewal processes for a healthier complexion.

Reduces Inflammation & Redness

Calms irritation and soothes redness, making it ideal for sensitive or reactive skin.

Strengthens Skin Barrier

Reinforces the skin's protective barrier to lock in moisture and defend against environmental stressors.

Improves Texture & Tone

Smooths roughness and evens out skin tone for a more radiant, refined appearance.

The Science Behind GHK-Cu

GHK-Cu is a naturally occurring tripeptide composed of three amino acids (glycine, histidine and lysine) bound to a copper ion. Found in human plasma, it plays a key role in tissue repair, collagen synthesis and antioxidant defence. As we age, GHK-Cu levels decline, which is why topical supplementation can make such a visible difference.

A Proven Peptide

GHK-Cu has been the subject of over 500 published studies, making it one of the most researched peptides in skincare.

Penetrates

GHK-Cu absorbs into the skin's surface layers, delivering copper peptides where they're needed most.

Signals

It signals skin cells to activate repair pathways, stimulating collagen synthesis and cellular renewal.

Renews

Over time, skin becomes firmer, smoother and more resilient, with visible improvements in tone and texture.

Clinically Studied. Real Results.

Up to 70%

Increase in collagen production.

Up to 60%

Improvement in skin elasticity.

Reduction

In redness, irritation and inflammation.

Visible Improvement

In fine lines, wrinkles, and overall radiance.

*Results based on published clinical studies. Individual results may vary.

Why We Use It In Every Cuprine Formula

GHK-Cu isn't just an ingredient. It's the foundation of everything we create. We chose it because it delivers real, visible results without compromising on purity, safety or gentleness.