L-Tryptophan
The biologically active form of tryptophan used in the human body and available as a dietary supplement
Amino Acids
Essential Amino Acids
Research: Extensive
Scientific Name
L-Tryptophan
Classifications
Absorption:
intestinal
Source:
fermentation
Type:
essential_amino_acid
Benefits
- Supports healthy mood and emotional wellbeing
- Promotes healthy sleep patterns
- Serves as a precursor to serotonin and melatonin
- May help manage occasional stress
- Supports cognitive function
Specific Properties
- Essential amino acid that must be obtained from diet
- Precursor to serotonin, melatonin, and niacin
- Crosses the blood-brain barrier
- Requires vitamin B6 as a cofactor for conversion to serotonin
Safety Notes
Generally recognized as safe when used as directed. Should not be combined with certain antidepressants, particularly SSRIs or MAOIs, due to risk of serotonin syndrome. The FDA temporarily banned tryptophan supplements in 1989 due to a contamination issue with one manufacturer, but properly manufactured tryptophan supplements are now considered safe.
Related Products
About Tryptophan
An essential amino acid that serves as a precursor to serotonin, melatonin, and niacin, playing important roles in mood regulation, sleep, and overall mental wellbeing
Back to TryptophanForms of L-Tryptophan
Pure L-Tryptophan
Pharmaceutical-grade L-Tryptophan in its free-form state
Amino acids
Essential amino acids
Research: Extensive
Tryptophan Complex
L-Tryptophan combined with cofactors that support its conversion to serotonin
Amino acids
Essential amino acids
Research: Moderate