A fibre - rich diet helps our gut microbiota to flourish and helps to bulk up our faeces ( that 's right , I 'm talking about poo , but it 's important ! ) .
We can get rid of waste efficiently .
A fibre - rich diet helps our gut microbiota to flourish and helps to bulk up our faeces ( that 's right , I 'm talking about poo , but it 's important ! ) , meaning we can get rid of waste efficiently .