3 ms·

Adrenaline, Noradrenaline, Dopamine, Serotonine, Cortisol, GABA and many more... Just google "lab test" for these.

• dubhrosa 11y ago
  The results all talk about tests that measure levels in the urine or blood, not the level in the brain, sorry if I'm being thick, but I don't see any actually measure brain levels.
  • DanBC 11y ago
    Parent poster is responding to your question: > What kind of things can they measure from urine and saliva?