Nutritionist Jonathan Tommey answers this week's question of the week about the range of bacteria that lives in the gut and what foods and supplements can be used to tame it.
5:53
7:44
7:39
29:36
8:45
29:06
7:10
6:35
5:46
7:29
4:47
19:48
27:02
11:14
12:38
8:40
:33