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View this orderL-Tryptophan is an essential amino acid (protein building block) in human nutrition that helps promote healthy sleep. Essential amino acids are not synthesized by the body and must be obtained in the diet. Doctor's Best L-Tryptophan with TryptoPure® is manufactured and tested for purity according to the Japanese Pharmacopeia (JP) and the United States Pharmacopeia (USP) standards.
Take 1 capsule daily, or as recommended by a nutritionally informed physician. For optimum absorption, take separately from protein-containing foods and dietary supplements containing protein or amino acids.
Modified cellulose (vegetarian capsule), magnesium stearate (vegetable source) microcrystalline cellulose, silicon dioxide.
Store in a cool dry place.
While iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.
| Supplement Facts | ||
| Serving Size: 1 veggie capsule | ||
| Servings Per Container: 90 servings | ||
| Amount Per Serving | %Daily Value | |
| L-Tryptophan (from TryptoPure®) | 500 mg | † |
| †Daily Value not established. | ||
