Search strategy (through PubMed)
| Search | Query |
| 1 | Search “Irritable bowel syndrome”[Mesh] OR “IBS”[tiab] OR “diarrhea-predominated IBS”[tiab] OR “constipation-dominated IBS”[tiab] OR “mixed IBS”[tiab] OR “irritable bowel syndrome without constipation”[tiab] OR “diarrhoea* IBS”[tiab] OR “constipation* IBS”[tiab] |
| 2 | Search systematic[sb] OR “Systematic Review”[tiab] OR “Umbrella Review”[tiab] OR “Meta-Analysis”[Mesh] OR “Meta-Analysis as Topic”[Mesh] OR “meta-analysis”[tiab] OR “meta analysis”[tiab] |
| 3 | Search 1 AND 2 |
| 4 | Search “Acupuncture Therapy”[Mesh] OR “Acupuncture”[Mesh] OR “Acupressure”[Mesh] OR “acupuncture”[tiab] OR “acupressure”[tiab] OR “electroacupuncture”[tiab] |
| 5 | Search “Diet”[Mesh] OR “Diet, Western”[Mesh] OR “Diet, Gluten-Free”[Mesh] OR “Diet, Carbohydrate-Restricted”[Mesh] OR “Diet, Mediterranean”[Mesh] OR “Diet, Protein-Restricted”[Mesh] OR “Diet, Fat-Restricted”[Mesh] OR “Diet Records”[Mesh] OR “Diet Therapy”[Mesh] OR “Healthy Diet”[Mesh] OR “FODMAP*”[tiab] |
| 6 | Search “Cognitive Therapy”[Mesh] OR “Cognitive Therapy”[tiab] OR “behav* therapy”[tiab] OR “Relaxation Therapy”[Mesh] OR “relaxation training”[tiab] OR “relaxation techniqu*”[tiab] OR “Hypnosis”[Mesh] OR “Hypnosis”[tiab] OR “Hynotism”[tiab] OR “hypnotherap*”[tiab] OR “psychology*”[tiab] OR “Biofeedback, Psychology”[Mesh] OR “biofeedback”[tiab] |
| 7 | Search “Meditation”[Mesh] OR “Mindfulness”[Mesh] OR “Moxibustion”[Mesh] OR “stress management”[tiab] OR “meditation”[tiab] OR “mindfulness”[tiab] OR “moxibustion”[tiab] |
| 8 | Search “Plants, Medicinal”[Mesh] OR “Herbals as Topic”[Mesh] OR “Herbal Medicine”[Mesh] OR “herb*”[tiab] OR “tong*”[tiab] |
| 9 | Search 4 OR 5 OR 6 OR 7 OR 8 |
| 10 | Search 3 AND 9 |
| 11 | Search 10 AND “English”[lang] |