Astaxanthin is also not a vitamin
Lancet Psychiatry 9:815827 Tate W, Walker M, Sweetman E, Helliwell A, Peppercorn K, Edgar C, Blair A, Chatterjee A (2022) Molecular mechanisms of neuroinflammation in ME/CFS and long covid to sustain disease and promote relapses
Several principles are worth emphasizing regardless of the specific numbers
K started her own private practice, focusing on management of neurodegenerative conditions, and continued teaching at Bastyr as adjunct faculty, until founding Avena Health.
Someone with both timing and quality issues might benefit from both: melatonin to get the clock set, DSIP to deepen the sleep itself