Glimmer Goddess Copper Peptide Serum: Ingredient Breakdown Our clean, sensitive-skin-friendly Copper Peptide Serum includes: GHK-Cu (Copper Peptides) supports firmness, smoothness, skin vitality CoQ10 (Lotioncrafter) antioxidant energizing support for glow Aloe Vera Juice soothing hydration Hyaluronic Acid moisture-binding plumping effect Organic Oils (Jojoba, Rosehip, Squalane) nourish the skin barrier Euxyl K903 our gentle, clean preservative system The result is a deeply restorative, smoothing, and radiance-enhancing serum that layers beautifully with other Glimmer Goddess anti-aging essentials
Timing matters: take oral B12 supplements at least two hours apart from any other medications, and consider sublingual lozenges or liquid formulations, which allow some absorption through the mouth lining and bypass the stomach entirely

Why Torsena Analytical Testing Purity verified by third-party HPLC and mass spectrometry No Fillers Mannitol-free, no bulking agents or buffer salts Batch Transparency Certificate of Analysis available upon request Consistent Availability Single vials and bulk quantities maintained in stock EU Distribution Shipped from European fulfillment with tracked courier Full Documentation Batch-specific CoA and MSDS available for institutional procurement Product Specifications Chemical Name: GHK-Cu (Glycyl-L-histidyl-L-lysine Copper(II) Complex) Synonyms: Copper peptide, Cu-GHK, Copper tripeptide-1 CAS Number: 49557-75-7 Molecular Formula: CHCuNO Molecular Weight: 403.92 g/mol Purity: 99% (HPLC/MS) Physical Form: Blue lyophilized powder Additives: None (mannitol-free) Intended Use: In-vitro / ex-vivo laboratory research only Amino Acid Sequence Gly-His-Lys Cu Metal Coordination: Copper(II) bound via histidine imidazole nitrogen, glycine amino terminus, and deprotonated amide nitrogen Peptide Length: 3 amino acids Type: Linear tripeptide-metal complex Analytical Transparency All Torsena research materials are tested for purity and identity by HPLC and mass spectrometry analysis

In this model, sulforaphane inhibited EROD activity, yet failed to affect CYP1A1/2 mRNA expression (22)