Serotonin

2 articles

Visual representation of the gut-brain axis, illustrating the connection between a healthy gut microbiome and a balanced mental state.

What is the gut-brain axis and how does it affect mental health?

One specific gut bacterium, Bacteroides uniformis , has shown a surprising duality: it can both increase serotonin precursors that may ease depression and, paradoxically, reduce serotonin levels, lead

Chloe Bennett·April 24, 2026

An artistic representation showing the interconnectedness of the gut and brain, with glowing neural pathways linking the two organs.

Wellness

What Is the Gut-Brain Axis and How Does It Affect Your Mind?

Approximately 90% of the body's serotonin and 50% of dopamine, crucial neurotransmitters for mood and cognition, are produced not in the brain, but in the gut, according to Harvard Health .

Chloe Bennett·April 17, 2026