To be clear up front: Koi Peptides sells research-grade, sterile lyophilized GHK-Cu powder for in vitro laboratory study only
Not naturally found in the human body, this blend is comprised of essential fatty acids Rice Bran Oil/Hydrogenated Rice Bran Oil Esters, Linum Usitatissimum (Linseed) Seed Oil, Caprylic/Capric Triglyceride, Sorbitan Stearate, Cetearyl Alcohol, PEG-8 Beeswax, Polyamide-3, PEG-6 Caprylic/Capric Glycerides, Butyrospermum Parkii (Shea) Butter, Hexylene Glycol, Polysorbate 20, Silica Dimethyl Silylate, PEG-8 Stearate, Glyceryl Stearate, Macadamia Integrifolia Seed Oil, Salvia Hispanica Seed Oil, Fragrance (Parfum), Sorbitan Oleate, 1,2-Hexanediol, Caprylyl Glycol, Pentaerythrityl Tetra-Di-T-Butyl Hydroxyhydrocinnamate, Helianthus Annuus (Sunflower) Seed Oil, S-Palmitoylglutathione, Tocopherol, Rosmarinus Officinalis (Rosemary) Leaf Extract, Limonene, Linalool Warm a small amount between fingertips and gently massage onto dry skin in circular motions

Therefore, in the future we will be exploring these and other possibilities to develop clinically relevant approaches to improve z13 efficacy in the peritoneal environment
The homogenate was clarified by centrifugation at 3,000 g for 10 min and then passed through a 0.45 m polytetrafluorethylene (PTFE) syringe filter (Mandel Scientific Company, Guelph, ON, Canada)
Suggested Use Levels: 5-15% to achieve 0.3-1% Copper Peptide
Vitamin C (VC), a well-known free radical scavenger, is the most commonly used, as it effectively neutralizes free radicals caused by oxidative stress from UV irradiation (Gelmi et al., 2022)