Nutritionist and genetic specialist Anne with Conners Clinic talks about acetylcholine. What is acetylcholine and why is it important? Acetylcholine is the most plentiful neurotransmitter in the human body. It's the neural transmitter that sends signals to our muscles so they can activate and move our bodies. And it's also a neural transmitter that is essential for brain health because of its involvement in thought, learning, and memory. It's so important for our brains that a deficit of Acetylc