L-tyrosine is a precursor of the neurotransmitters dopamine, norepinephrine and epinephrine and therefore may support brain health.* It is also needed to form thyroid hormones and may help support healthy metabolism.* Two double-blind trials suggest that tyrosine supplements may help fight fatigue and improve memory and mental function in people who are deprived of sleep […]
L-tyrosine is a precursor of the neurotransmitters dopamine, norepinephrine and epinephrine and therefore may support brain health.* It is also needed to form thyroid hormones and may help support healthy metabolism.* Two double-blind trials suggest that tyrosine supplements may help fight fatigue and improve memory and mental function in people who are deprived of sleep or exposed to other forms of stress.68,69