Because it has the shortest half-life (approximately 23 hours in circulation)
doi: 10.1016/J.FREERADBIOMED.2018.08.007 38 HeijinkIHvan OosterhoutAJM
In experimental models of SCI, this protein has been found to be significantly elevated for up to 11 months in sensory axons, neurons, astrocytes, and ependymal cells, despite consequent loss of nerve tissue at the site of injury
However, TRICARE also tends to have stricter clinical review and pre-authorization requirements for residential care, meaning patients usually need assessments and documentation showing that inpatient treatment is medically necessary rather than outpatient care
If you want a broader look at ingredient selection, how to choose the right glutathione supplement is a useful next step
The AOD-9604 half life (2-3 hours) is relatively short compared to some peptides like TB-500 (2-3 days) or CJC-1295 with DAC (6-8 days)