Highlights•Research has established a link between microbiota and stress-related
behaviours.•Diet-induced changes in microbiota and signaling pathways influence …

The importance of the gut–brain axis in regulating stress-related responses has long been
appreciated. More recently, the microbiota has emerged as a key player in the control of this …

Within the first few days of life, humans are colonized by commensal intestinal microbiota.
Here, we review recent findings showing that microbiota are important in normal healthy …

The impact of diet on the microbiota composition and the role of diet in supporting optimal
mental health have received much attention in the last decade. However, whether whole …

The gut microbiota is critical for maintaining human health and the immunological system.
Several neuroscientific studies have shown the significance of microbiota in developing …

There is emerging evidence that an unhealthy dietary pattern may increase the risk of
developing depression or anxiety, whereas a healthy dietary pattern may decrease it. This …

Highlights•Stress/depression and diet independently and jointly shape the gut
microbiota.•The gut bacteria can modulate food cravings, stress reactivity, and mood.•These …

The study of the gut microbiome has increasingly revealed an important role in modulating
brain function and mental health. In this review, we underscore specific pathways and …

Anxiety and depression are highly prevalent mental illnesses worldwide and have long
been thought to be closely associated to neurotransmitter modulation. There is growing …

There exists a bidirectional communication system between the gastrointestinal tract and the
brain. Increasing evidence shows that gut microbiota can play a critical role in this …