Glossary

Neurotransmitter

Neurotransmitter

Also: Botenstoff

Neurotransmitters are the body's own messenger substances that transmit signals from one nerve cell to the next. Well-known examples are dopamine, serotonin and noradrenaline.

Symptoms rather than terms?

Describe what's going on — we'll find the right doctor for you.

Editorial content · as of 9/5/2026