Evidence Summary
Evidence Level: Anecdotal
Mechanism: Not specified
Safety: Limited specific safety data in these populations. Review full prescribing information and consult specialist. Many agents used off-label or investigational.
Dosing: See linked studies/trials for reported doses and durations; typical protocols vary widely.
Depleted in PASC, correlates with neuropsych symptoms; D-serine benefits cognition in healthy. No PASC RCT. 1-3g/day exploratory. Low risk; potential for cognitive phenotypes.