04/20/2026
Here's something that sounds made up but is 100% scientifically accurate:
You have a second brain.
I'm not talking about your actual brain (the one in your skull).
Your brain is made up of neurons – special cells that send signals and control how you think, feel, and function.
Well, you have 500 million of those same neurons living in your gut right now.
That's more neurons than your spinal cord has.
And they're not just sitting there doing nothing…
They produce neurotransmitters, send signals, and influence your mood, energy, and how you feel every single day.
Let me explain what this means for you:
Your gut doesn't just digest food.
It produces chemicals that directly affect your brain and nervous system.
For example:
Over 90% of your body's serotonin is produced in your gut (serotonin regulates mood, sleep, and emotional stability)
About 50% of your dopamine is made in your gut (dopamine controls motivation, focus, and pleasure)
GABA, the neurotransmitter that calms anxiety, is also produced in your gut
Your gut isn't just connected to your brain.
In many ways, it is a brain.
Scientists even call it the enteric nervous system – a network of neurons embedded in the lining of your digestive tract that operates independently of your brain.
This is why gut HEALTH is very important
From Nuora.