Daily Archives: December 2, 2020

Tryptophan Metabolism, Immunity and Depression

Posted on December 2, 2020 by Robert Barrington

L-tryptophan is an essential amino acid for human nutrition. L-tryptophan is used in the important biosynthetic pathway for the creation of the neurotransmitter serotonin. L-tryptophan concentration in blood have been observed to fall during the periods where the immune system … Continue reading →

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