Inclusion Criteria:  confirmed diagnosis of IBD, demonstrated to be in endoscopic remission (Mayo Endoscopic Subscore [for UC] 0 or 1, or Simple Endoscopic Score for CD ≤4) or biomarker remission (fecal calprotectin <250 ug/g) within 6 months of randomization ≥8 on the Hospital Anxiety and Depression Scale on stable IBD-related and psychotropic medications for the four weeks preceding randomization  Exclusion Criteria:  severely active IBD (Mayo score > 9, HBI > 16) require systemic corticosteroids initiated biologic treatment within the preceding three months suicidal ideation psychosis having failed ECT previous rTMS treatment (for blinding integrity) contraindications for MRI Use of benzodiazepines or GABA agonists