Irritable bowel syndrome (IBS) and diet - British Dietetic Association Food Fact Sheet
https://www.bda.uk.com/resource/irritable-bowel-syndrome-diet.html
NHS IBS Diet Video Guide
https://www.nhs.uk/conditions/irritable-bowel-syndrome-ibs/ibs-diet-video-guide/
IBS Network
https://www.theibsnetwork.org/diet/so-what-can-i-eat/
NHS Patient Webinars
https://patientwebinars.co.uk/condition/ibs/
Dr. Schar Institute (you must register to access materials)