What is "Gut-Brain Axis"

While "Gut-Brain Axis" might sound like a complex term, it simply means that the intestines and brain work together. Remarkably, the intestines can function even without direct commands from the brain.

The Gut-Brain Axis refers to the communication between the brain and intestines through the central nervous system and enteric nervous system. This communication affects various bodily systems, including the immune system, digestion, appetite, and stress levels.

Due to this functionality, many people refer to the intestines as "the body's second brain."

Why are Probiotics Important?

Probiotics are living microorganisms that greatly benefit intestinal health and digestion. According to research by Latif et al. in 2023, probiotics are defined as non-pathogenic microorganisms that benefit the body and help strengthen the intestinal immune system.

The benefits of probiotics include reducing various allergic reactions, decreasing intestinal inflammation, bloating, and diarrhea.

Probiotics and the Gut-Brain Axis

Given the Gut-Brain Axis relationship between the brain and intestines, we can say these organs are interconnected - good mental health can lead to improved intestinal and digestive health.

Similarly, when we have good intestinal health and smooth digestion, it positively affects our nervous system and brain function. In other words, good intestinal health can lead to good mental health.

Currently, people are seeking ways to maintain intestinal health. One of the most popular and effective methods is consuming probiotics, which are beneficial microorganisms that help balance the intestines and stimulate the body's immune response.

The relationship between the intestinal system and the nervous system/brain, known as the "Gut-Brain Axis," demonstrates that caring for both organs should be done simultaneously. This means we should regularly maintain both brain and intestinal health.

This makes probiotics an important aid in maintaining the health of both systems. When both systems are healthy, it positively affects overall health as well.

References

• Anam Latif, Aamir Shehzad, Sobia Niazi, Asna Zahid, Waqas Ashraf, Muhammad Waheed Iqbal, Abdur Rehman, Tahreem Riaz, Rana Muhammad Aadil, Imran Mahmood Khan, Fatih Özogul, João Miguel Rocha, Tuba Esatbeyoglu and Sameh A. Korma. (2023) Probiotics: mechanism of action, health benefits and their application in food industries. Front. Microbiol. 1-15

• Nature Reviews Neuroscience (2024): "The gut-brain axis: Mechanisms and clinical implications"

• Psychoneuroendocrinology (2023): "Stress and the gut-brain axis"