Loss of appetite
Compared within 1 study that had both: 50 people with loss of appetite and 50 healthy people. 39 microbes are less common in people with loss of appetite, and none more common.
A difference is an association: it doesn’t mean these microbes cause, prevent or treat loss of appetite.
Phylum
Searching opens both lists and shows only matching rows.
Less common in loss of appetite · 39
Strongest first, then the biggest gap · Each figure is 10 people Strongest first · Each figure is 10 people
Intestinibacter bartlettii Healthy 90% loss of appetite 34% 
Segatella hominis Healthy 28% loss of appetite 0% 
Phocaeicola dorei Healthy 68% loss of appetite 18% 
Bacteroides uniformis Healthy 96% loss of appetite 58% 
Anaerobutyricum soehngenii Healthy 46% loss of appetite 6.0%
PubMed · human studies and reviews first
All research on itRecent research
Source: PubMed, U.S. National Library of Medicine · 4 linked papers, last 10 years