L-Tryptophan is an essential amino acid; therefore, it is not synthesized by the body and must be obtained from the diet.* L-Tryptophan is critical for the production of serotonin and melatonin, which help to support a positive mood, healthy sleep patterns, and proper immune system function.* Every lot of NOW L-Tryptophan is tested to be free of Peak E and microbial contamination.
- Encourages positive mood
- Promotes restful sleep
- Certified Kosher and Halal
- NO: Soy, nuts, dairy, or egg
Other Ingredients: Cellulose (capsule), Cellulose Powder and Stearic Acid (vegetable source)
Not manufactured with wheat, gluten, soy, milk, egg, fish, shellfish or tree nut ingredients. Produced in a GMP facility that processes other ingredients containing these allergens.
Take 1-2 capsules 2 to 3 times daily on an empty stomach, with final dose at bedtime, or as directed by your physician.
Store in a cool, dry place after opening.
Caution: For adults only. Consult physician if pregnant/nursing, taking medication (especially antidepressants such as SSRIs and MAOIs), or have a medical condition. May cause drowsiness. Do not use with alcoholic beverages or while operating heavy machinery. Keep out of reach of children.