Copper peptide
GHK-Cu
Copper Tripeptide-1
GHK-Cu is a copper-bound tripeptide (glycyl-L-histidyl-L-lysine) used in skincare to support the look of firmness, elasticity and an even, repaired-looking skin barrier.
Read the guideNothing here hides behind a "proprietary blend". Each guide explains what the active is, what the research covers, who it suits, how to layer it, and which Glo Key formula uses it.
Nucleotide
PDRN
Sodium DNA
PDRN (polydeoxyribonucleotide, listed as Sodium DNA) is a nucleotide-based active used in skincare to support a hydrated, recovered, rejuvenated-looking complexion.
Read the guidePeptide
SNAP-8
Acetyl Octapeptide-3
SNAP-8 (Acetyl Octapeptide-3) is an eight amino-acid peptide used in skincare to soften the appearance of expression lines around the forehead, eyes and mouth.
Read the guideCopper peptide
AHK-Cu
Copper Tripeptide-3
AHK-Cu (Copper Tripeptide-3) is a copper peptide used in scalp and hair products to support the appearance of thicker, healthier-looking hair.
Read the guideVitamin
Niacinamide
Niacinamide
Niacinamide is a form of vitamin B3 used in skincare to support a stronger-looking barrier, a more even tone and visibly less shine.
Read the guideHumectant
Sodium Hyaluronate
Sodium Hyaluronate
Sodium hyaluronate is the salt form of hyaluronic acid — a humectant that binds water in the upper layers of skin so it looks plumper and feels more comfortable.
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