Gut by Giulia Enders | Key Takeaways, Analysis & Review

imagine having a four- to five-pound pet around 24 hours a day that must be fed. It eats whatever a person might eat, changes based on what it is fed, and is completely unique to its owner, although they may fall into certain categories. In exchange for caring for this pet, the owner receives improved digestion, disease resistance, and a more situationally aware brain

Some of the models for antidepressant function indicate that a better treatment for depression could exist in the gut, not in the brain

levels. A diet of deprivation can have the opposite result, making a dieter irritable or depressed.