Here are a list of websites which may help if your child is having difficulties with diet:
https://patientwebinars.co.uk/condition/fussy-eating-in-children/webinars/
https://patientwebinars.co.uk/condition/fussy-eating-in-children/further-information-hand-outs/
https://www.nhs.uk/conditions/baby/weaning-and-feeding/fussy-eaters/
https://www.childfeedingguide.co.uk/parents/
Help for eating issues | North East and North Cumbria NHS
https://sosapproachtofeeding.com/free-resources-parent
Here are some resources which may also help: