is glutathione water or fat soluble Glutathione: Master Antioxidant, Reducing Oxidative Stress, and Detoxification Water soluble Vs Fat Soluble
Description
The batch-specific Certificate of Analysis (COA) details peptide identity, peptide content per unit, physical form, and relevant excipient information, supporting method-level reproducibility, mass-balance calculations, and documentation control in research environments
Most peptides remain stable at room temperature for several days if kept away from heat and direct sunlight

It is used to prevent and to treat vitamin B12 deficiency

A reason for this behaviour could be that H 2 O 2 does not oxidize GSH directly, but rather through the action of glutathione peroxidase 26