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Asp is also the precursor of four essential amino acids (methionine, threonine, lysine, and isoleucine)
It appears to interact with central nervous system pathways involved in sleep regulation and stress hormone modulation
Scenario A: The High-Performance Professional You have a demanding job, a long commute, and you feel mentally drained by 3:00 PM
Circadian rhythm in salivary melatonin in narcoleptic patients
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