COMT (Catechol-O-Methyltransferase): COMT is an enzyme that plays a key role in the metabolism of catecholamines, including dopamine, epinephrine, and norepinephrine. It is important for regulating neurotransmitter levels in the brain and is linked to psychiatric disorders such as schizophrenia. COMT also contributes to the body’s pain response and has been studied in relation to pain sensitivity and various mental health conditions.