Note. * Data not reported in sufficient detail to include in analysis CBT = cognitive behavioural therapy; EPPIC = Early Psychosis Prevention and Intervention Centre; TAU = treatment as usual; UK = Un
γ-Aminobutyric acid (GABA), a natural “neuro-vitamin”, exerts an irreplaceable role in modulating gut microbiota, thereby influencing brain function and host behavior. However, there are ethical and s