Jarrow formulas L-tryptophan peptide uses pepform technology. L-tryptophan is an essential amino acid and must be obtained from food or supplements. L-tryptophan is metabolized to serotonin (5-hydroxytryptamine) and melatoni...

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Jarrow formulas L-tryptophan peptide uses pepform technology. L-tryptophan is an essential amino acid and must be obtained from food or supplements. L-tryptophan is metabolized to serotonin (5-hydroxytryptamine) and melatonin, which is important for relaxation, restful sleep and positive mood.

  • Supports relaxation, positive mood and sleep
  • No wheat, no gluten, no soybeans, no egg, no fish/shellfish, no peanuts/tree nuts
  • Suitable for vegetarians

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