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Glycine Safety Glycine is typically a very safe amino acid but I should also let you know that it is possible to overdose with glycine and even natural products have cautions, medical interactions (such as clozapine), and contraindications (like anuria)
R.Nbrega-SousaP.et al (2025)
Certificate of Analysis Each batch is tested by an independent third-party laboratory for: Peptide identity verification Purity analysis via HPLC (99%) Microbial contaminant screening Heavy metal analysis Residual solvent testing Description GHK-Cu is the copper(II) complex of the tripeptide glycyl-L-histidyl-L-lysine, supplied as a lyophilized 50mg vial
Glutathione 1500mg Glutathione is a tripeptide composed of glutamate, cysteine and glycine, synthesised intracellularly in mammals and present in millimolar concentrations in most tissues
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