Here is what researchers most often study, all in animal or cell models: Cytoprotection: Much of the early work looked at how the peptide affects the stomach and gut lining in rodents
Time of day Twice-daily dosing (most common): Morning: 30-60 minutes before breakfast Evening: 30-60 minutes before dinner OR before bed Consistent timing each day helps Once-daily dosing: Morning preferred (on empty stomach) Or before bed for healing during sleep Choose what fits your schedule Does timing matter much
A 2012 paper by Pickart, Vasquez-Soltero, and Margolina published in Oxidative Medicine and Cellular Longevity examined the tripeptides role in limiting oxidative stress associated with aging tissue, proposing mechanisms relevant to degenerative processes beyond skin alone (PMID 22666519)
The FDA does not approve glutathione injection for skin whitening
Djuricic I, Calder PC
Taking all these, the Dian Xian Ning prescription shows promise in controlling seizures such as absence epilepsy, status epilepticus, and other seizure types associated with the aforementioned factors