Neurological and mental health testing on BiomarkersLabs covers urinary neurotransmitter panels (serotonin, dopamine, GABA, glutamate, norepinephrine), organic acids (functional psychiatry view), pyrrole testing, copper:zinc ratio, vitamin B6 (P5P), methylmalonic acid and homocysteine — the functional psychiatry reference surface.
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Each test reference page covers what the test measures, when practitioners typically order it, sample type and turnaround, lab partner, and clinical interpretation guidance. Reference pages are written for licensed practitioners — clinical depth without consumer-facing language.
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