glutathione reductase cofactor (GR) Assay Kit (ab83461) Role of glutathione reductase (GR)
Description
Due to a number of studies still being taken out on copper tripeptide-1 it is not 100% which skin types can or cant use it

Pharmacol., 15: 154-64

A Highly Bioavailable Form of Glutathione

Synonyms: Pyroglutamate Helix B Surface Peptide

if it was at room temperature for only a short while (e.g., a few hours), it is probably fine to continue using, but beyond 72 hours at room temp the medication might degrade and should be replaced

Malkud, S
