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Tryptophan

Essential TrpW C₁₁H₁₂N₂O₂

Precursor to serotonin and melatonin.

Where to get it

Substances and foods that provide or supplement tryptophan.

5-HTP
Essential amino acids (EAAs)
Nicotinamide adenine dinucleotide (NAD+)
Tryptophan
Whey protein

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