Table 3.

Clinical research outcomes of TRP therapeutic impacts on neuropsychiatric disorders.

Disorder	Clinical Outcome	Ref.
Schizophrenia	TRP supplementation significantly declined the number of events that needed intervention.	[127]
	TRP supplementation improves mood and decreases hallucinations in patients.	[131]
Mood disorders	TRP supplementation could considerably decrease aggressive/pugnacious behavior without any impact on mood or agreeableness.	[128]
	TRP supplementation enhances dominance, helpfulness, and affiliative responding.	[129]
Hypomanic disorders	Disease improvement after receiving TRP supplement.	[138]
Sleep disorders	TRP supplementation possesses excellent potential to decrease the latency to sleep as a hypnotic for chronic insomniacs.	[148]
Mild depression	TRP supplementation is significantly effective in treating mild depression.	[156]