🟢 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 Tablet(s) Serving Size
120 Servings
Amino acid/Protein Product Type
0% Evidence Coverage

Supplement Facts — Evidence Check

1000 mg
📊 Market median: 500.0mg (70 products)
Median 500.0mg This product: 1000mg

Other Ingredients

Microcrystalline Cellulose Croscarmellose Sodium Stearic Acid Silicon Dioxide Magnesium Stearate

Label Claims — Verification

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

Target Groups

Adult (18 - 50 Years) Gluten Free Dairy Free Sugar Free

Product Information

📋 Directions for Use

Suggested Use: As a dietary supplement, adults take one (1) to two (2) tablets 2 to 3 times daiy on an empty stomach or as directed by a health care professional. Best used at bedtime.

⚠️ Warnings & Precautions

Keep out of reach of children.

Do not use if safety seal is damaged or missing.

Caution: Pregnant or lactating women, those taking antidepressant medications (such as SSRIs or MAOIs) or those with liver disorders consult a health care professional before using this product.

May cause drowsiness.

🧪 Formulation Notes

L-Tryptophan is an essential amino acid that the body required to synthesis protein and specialized molecules. It is criticla for the production of serotonin and melatonin hormones that support positive mood, relaxation, healhty sleep patterns and stress relief. L-Tryptophan also helps support immune functions, as it is the body's precursor to the kynurenines which regulate immunity. If needed, L-Tryptophan converts to niacin in the body, which supports circulation, healthy nervous system, metabolism of foods, and production of hydrochloric acid for the digestive system.

Amazing Nutrition an FDA regulated facility

Encourages positive mood & restful sleep Supports immune function Helps to improve circulation & reduce stress

Contains No: Preservatives, artificial color, flavor or sweetener, sugar, milk, lactose, soy, gluten, wheat, yeast, egg or corn.

Additional Information

We believe that Amazing Nutrition is the key for healthy living. We are passionate about bringing you the finest selection of products which can perfectly complement a healthy diet and active lifestyle.

Shop online at: amazingnutrition.com Call toll-free: 1-800-526-0177 Vitamin angels Proud Supporter

Store in a cool, dry place.

Made in USA GMP Good Manufacturing Practice Quality Product

Product Details

UPC / SKU 8 19209 02195 8
DSLD Entry Date 2021-07-27
Product Type Amino acid/Protein
Form Tablet or Pill
DSLD ID 251841
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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