GHK-Cu, the copper-bound form of the tripeptide glycyl-l-histidyl-l-lysine, offers remarkable benefits for skin regeneration and cosmetic applications. This potent complex has been shown to:

1. Tighten loose skin and reverse thinning of aged skin
2. Repair protective skin barrier proteins 
3. Improve skin firmness, elasticity, and clarity 
4. Reduce fine lines, wrinkles, and improve aged skin structure 
5. Smooth rough skin 
6. Reduce photodamage, hyperpigmentation, and skin lesions 

GHK-Cu stimulates the synthesis of collagen, glycosaminoglycans, and the small proteoglycan decorin, while modulating metalloproteinases and anti-proteases, helping to regulate protein breakdown in skin . This synergistic action contributes to an overall improvement in skin appearance

GHK-Cu's ability to stimulate collagen and elastin production, combined with its wound-healing and anti-inflammatory properties, make it a powerful ingredient in cosmetic formulations  Topical creams and serums containing GHK-Cu can improve skin firmness, reduce wrinkles, and provide anti-aging effects, while also promoting hair growth and thickness 

Usage Rates:

• 0.1% - 0.5%: Suitable for sensitive skin and daily use products, such as moisturizers and mild serums.
• 0.5% - 1%: Common in anti-aging serums, creams, and lotions. This range balances efficacy and safety, providing noticeable improvements in skin texture and elasticity.
• 1% - 2%: Found in intensive treatments, including post-procedure skincare and specialized serums, for maximum skin regeneration and repair benefits.

Applications:

1. Anti-Aging Products:

   • Serums (0.5% - 1%): To reduce wrinkles and enhance skin firmness.
   • Creams and Lotions (0.5% - 1%): For overall skin rejuvenation and texture improvement.

2. Wound Healing and Skin Repair:

   • Post-Treatment Products (1% - 2%): After procedures like microneedling or laser treatments.
   • Healing Creams (0.5% - 1%): To aid in wound healing and reduce scar formation.

3. Brightening and Firming Products:

   • Eye Creams (0.5% - 1%): To reduce dark circles and puffiness.
   • Firming Masks (1% - 2%): To tighten and firm the skin.