🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • Limited research evidence available for ingredients
B Label Compliance Grade

Product Label

📸

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Label Data

1 Capsule(s) Serving Size
60 Servings
Amino acid/Protein Product Type
0% Evidence Coverage

Supplement Facts — Evidence Check

500 mg
📊 Market median: 500.0mg (70 products)
Median 500.0mg This product: 500mg

Other Ingredients

Hydroxypropyl Methylcellulose Water Magnesium Stearate Microcrystalline Cellulose Silicon Dioxide

Label Claims — Verification

Nutrient
All Other
Structure/Function
All Other (100% of products) Structure/Function (90% of products) Nutrient (61% of products)

Target Groups

Vegan Vegetarian Adult (18 - 50 Years) No Allergies Gluten Free Dairy Free

Product Information

📋 Directions for Use

Suggested Use: Adults take 1 capsule once a day on an empty stomach 30 minutes before sleep with water or fruit juice or as directed by your qualified healthcare professional.

⚠️ Warnings & Precautions

Warning: Do not take this product if you are taking any SSRIs (selective serotonin reuptake inhibitors) or MAOIs (monoamine oxidase inhibitors). Consult a healthcare professional before using this product if you are trying to conceive, pregnant, or lactating, under the age of 18, or have a medical condition; if adverse reactions occur, discontinue use.

Consult a healthcare professional before using this product if you are trying to conceive, pregnant, or lactating, under the age of 18, or have a medical condition; if adverse reactions occur, discontinue use. Keep out of the reach of children.

This product is for occasional sleeplessness. Do not use if safety seal is damaged or missing.

🧪 Formulation Notes

Jarrow Formulas L-tryptophan is an essential amino acid that cannot be synthesized by the body, but must be obtained from food or supplements. L-tryptophan is converted to serotonin (5-hydroxytryptamine) and melatonin in the body, which plays an important role in supporting a balanced mood and restful sleep.

Vegan

Relaxation Supports production of serotonin (relaxation, balanced mood) & melatonin (sleep)

Gluten free

No wheat, gluten, soybeans, dairy, egg, fish/shellfish, peanuts/tree nuts or sesame. IGEN Non-GMO tested

Additional Information

Store in a cool, dry place.

IGEN Non-GMO tested

Sleep support

Product Details

UPC / SKU 7 90011 15056 5
DSLD Entry Date 2024-01-24
Product Type Amino acid/Protein
Form Capsule
DSLD ID 307642
Data Updated 2026-04-11

Research Evidence

29 Research Sources
48 Avg Quality Score
19 Rct
5 Meta Analysis
3 Systematic Review
2 Clinical Trial
B Prebiotic and probiotic supplementation and the tryptophan-kynurenine pathway: A systematic review and meta analysis
Meta Analysis Neuroscience and biobehavioral reviews 2021
B Tryptophan and 5-hydroxytryptophan for depression
Systematic Review The Cochrane database of systematic reviews 2001
B Tryptophan and 5-hydroxytryptophan for depression
Systematic Review The Cochrane database of systematic reviews 2002
B The impact of tryptophan supplementation on sleep quality: a systematic review, meta-analysis, and meta-regression
Meta Analysis Nutrition reviews 2022
B No effects of acute tryptophan depletion on anxiety or mood in weight-recovered female patients with anorexia nervosa
Rct European archives of psychiatry and clinical neuroscience 2023
C The association between tryptophan levels and postpartum mood disorders: a systematic review and meta-analysis
Meta Analysis BMC psychiatry 2022
C A systematic review of the effect of L-tryptophan supplementation on mood and emotional functioning
Systematic Review Journal of dietary supplements 2021
C Comparison between Acupuncture and Nutraceutical Treatment with Migratens® in Patients with Fibromyalgia Syndrome: A Prospective Randomized Clinical Trial.
Rct Nutrients
C Intake of Lactiplantibacillus plantarum HEAL9 Improves Cognition in Moderately Stressed Subjects: A Randomized Controlled Study.
Rct Nutrients
C Are tryptophan and 5-hydroxytryptophan effective treatments for depression? A meta-analysis
Meta Analysis The Australian and New Zealand journal of psychiatry 2002
View all evidence for Tryptophan →

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