1 Feed foods that are high in nitrogen; they generate heat as they break down. 2  These include leafy greens, lentils, peas, tofu, broccoli/cauliflower, beans, oatmeal, and mushrooms.
1 Other signs and symptoms include high body temperature, sweating, shivering, clumsiness, tremors, and confusion and other mental changes. 2  Symptoms of serotonin syndrome can range from mild to life threatening.
In serotonin syndrome, there are dangerously high levels of serotonin, caused mainly by drugs, drug interactions, or rarely, by some supplements. Common symptoms include agitation, confusion and disorientation, rapid heartbeat, chills, excessive sweating, and more.