Rathore explains that Glutathione injections help in lightening a patients own complexion over a few sessions, rather than drastically whitening the skin tone
Stability drops to 2-4 months maximum
For optimal long-term stability, laboratories typically store the peptide between -20C and -80C, while short-term storage is generally at 28C
However, glutathione injections are not FDA-approved for skin whitening , and researchers agree more robust evidence is still needed
Some dermatology clinics now apply GHK-Cu serum immediately after microneedling for enhanced penetration of up to 10-fold (PMC3016279)
Consistency matters significantly, with missed doses potentially affecting results over time, though occasional misses do not negate progress