Because fibre, which the body can???t digest, ends up in the large intestine where it feeds bacteria it???s important to get enough.A lack of fibre in our diet means the good bugs go hungry so are unable to flourish and work at their best.The easy solution is to eat plenty of high-fibre foods such as vegetables, fruit, nuts, seeds, chickpeas, beans, lentils and wholegrains, including oats and brow