Digestion and Gut Health

Explore the stomach, digestive enzymes, microbiome, intestinal barrier and nutrient absorption – and how they influence the whole body.

Illustration of the gut–brain axis showing the connection between the brain, gut, microbiome, nervous system and immune system.

26 Jul 2026

The Gut–Brain Axis: Why Brain Recovery Begins in the Gut At Agaia, we believe that the body does not function as a collection of separate parts.

For many years, medicine viewed the brain and the digestive system as two independent systems. If a person suffered from anxiety, depression, or difficulty concentrating, we looked for the cause exclusively in the brain. If they experienced bloating, gastritis

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