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L-tryptophan is an essential amino acid that cannot be synthesized by the body and therefor must be obtained through your diet. How does tryptophan work? Tryptophan essentially works to increase serotonin levels within the brain. Serotonin is strongly associated with our moods Poor mental health conditions and sleep disturbances can both be linked to low serotonin levels. When supplementing with tryptophan, our bodies increase serotonin levels, which can therefore promote better moods and better sleep.
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