As weve mentioned earlier with skin aging, levels of both glutathione and vitamin C seem to drop as a result of the aging process, leading to similar conditions in elderly individuals
Einhorn V, Haase H, Maares M
The terms used for the literature research were time-restricted feeding, time-restricted eating, intermittent fasting, feeding schedule, food timing, meal frequency, compressed feeding, and restricted food intake. These terms were then united with OR. In addition, the terms normal human, adult, patient, and human were linked with OR. The terms immune, immunity, immunologic, lymphocyte, chemokine, interleukin, C-reactive protein, CRP, neutrophils, oxidative stress, oxidative burst, inflammatory, inflammation, immunoglobulin, autoimmune, lipid peroxidation, homocysteine, malondialdehyde, MDA, glutathione, and GSH were united with OR and then added together with the aforementioned terms
And outside of a few specific uses (like GLP-1 medications), theres still limited high-quality human research on many of the peptides being promoted online