Serotonin novelty Billions of people a year

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Serotonin novelty Billions of people a yearSerotonin is a neurotransmitter that plays a role in mood, memory, sleep and cognition. This fun Serotonin plush is based on the shape of the actual molecule and includes a swing tag with some fascinating facts. A great gift for students, doctors, nurses, teachers, scientists and anyone with a healthy sense of humour. Size: 19cm x 12cm x 5cm approx.