References: irritable bowel syndrome (IBS)
https://www.nice.org.uk/guidance/cg61/chapter/1-Recommendations
https://gi.org/wp-content/uploads/2018/07/IBS-Monograph-2018.pdf
https://cks.nice.org.uk/topics/irritable-bowel-syndrome/#!background
https://pubmed.ncbi.nlm.nih.gov/32850202/
https://www.healthline.com/nutrition/probiotics-for-ibs
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6769995/
https://www.nice.org.uk/guidance/cg61/evidence/full-guidance-pdf-196701661
https://pubmed.ncbi.nlm.nih.gov/29904158/
https://nutritionfacts.org/video/ginger-nausea-menstrual-cramps-irritable-bowel-syndrome/
https://www.bmj.com/content/365/bmj.l1451
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5811844/
https://sfamjournals.onlinelibrary.wiley.com/doi/full/10.1111/j.1365-2672.2006.02963.x