Dopamine is a neurotransmitter that plays a critical role in the brain's reward system, motivation, and movement control. However, impurities in dopamine can disrupt these functions and cause various neurological disorders. Some common dopamine impurities include dopamine metabolites, dopamine agonists, and dopamine antagonists. These impurities can result in side effects such as tremors, anxiety, psychosis, and addiction. Therefore, it is essential to monitor dopamine levels and purity in research and clinical settings to ensure safe and
