A low FODMAP diet is associated with changes in the microbiota and reduction in breath hydrogen but not colonic volume in healthy subjects.
Tim J SloanJalanka JonnaGiles A D MajorShanthi KrishnasamySue PritchardSalah AbdelrazigKatri KorpelaGulzar SinghClaire MulvennaCaroline L HoadLuca MarcianiDavid A BarrettMiranda C E LomerWillem M de VosPenny A GowlandRobin C SpillerPublished in: PloS one (2018)
A low FODMAP diet reduces total bacterial count and gas production with little effect on colonic volume.