How Can I Tell If I Have A Serotonin Deficiency?

There's some educated guesswork needed here, because there is no way to actually measure the serotonin level in a living brain. Yes, there is a blood test to measure blood serotonin level – but it can't tell you anything about the serotonin levels in your brain. . Photo credit: David Castillo Dominici at FreeDigitalPhotos.net The blood brain barrier Serotonin can't […] Read more »

What is serotonin?

Serotonin is needed for healthy brain function

Serotonin is known to play a part in regulating sleep, body temperature, memory, learning, mood and appetite. In the brain, serotonin works as a neurotransmitter – a brain chemical that helps one nerve cell communicate with another. But serotonin has other functions in your body – in fact, about 90% of your body's total serotonin is found outside the brain. Most of […] Read more »