They are not FDA-approved to diagnose, treat, cure, or prevent any disease
Quick Tips & Precautions Patch test before full use Start slow when combining with actives Store in a cool, dark place Consult your dermatologist if pregnant or breastfeeding Our Recommendation For a powerful daily duo that delivers visible firming and hydration, try the GHK-Cu Collagen Boost Duo Copper Peptide Serum + Hydrating Moisturizer
Specifications Compound: GHK-Cu (copper tripeptide) Quantity: 100 mg per vial, lyophilized powder Purity: 99%+ HPLC standard batch-specific Certificate of Analysis included for your exact lot Identity: confirmed by LC-MS Appearance: blue lyophilized powder Documentation: Every vial ships with access to a batch-specific Certificate of Analysis showing HPLC purity, mass-spectrometry identity confirmation, endotoxin, residual solvents, and water content for your exact lot
It is often referred to as "reduced glutathione" because it is in a state where it is ready to donate an electron to a free radical, effectively "reducing" the oxidative threat
Wang et al., 2025a
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