Hi, she need to take a few test . anti Ttg , EMA - anti-endomysial
TTG - anti-tissue transglutaminase
DGP - Deamidated Gliadin Peptide
endoscopy ,and colonoscopy
is not normal , the root cause may be some underlying disease.
mean while try to give her gluten free
diet, and add probiotic
in her diet. you can give her tab darolac twice a day .