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Check pH:Test your serum's pH with strips or a meter. Aim for 4.55.5. If it's too alkaline, add a tiny amount of citric acid dissolved in a few drops of water. If too acidic, add a minimal amount of sodium hydroxide solution. Retest after each adjustment
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In GHK Peptide as a Natural Modulator of Multiple Cellular Pathways in Skin Regeneration (Pickart et al., BioMed Research International, 2015), GHK was shown to modulate collagen and glycosaminoglycan production, which may improve skin texture and the appearance of fine wrinkles
Animal research suggests potential benefits for various injury types
Glutathione conjugation as a bioactivation reaction [online]
(BPC 157 angiogenesis / NO-system review)
