🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 100% of ingredients have research evidence
A Label Compliance Grade

Product Label

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Label Data

1 Capsule(s) Serving Size
60 Servings
Amino acid/Protein Product Type
100% Evidence Coverage

Supplement Facts — Evidence Check

📊 Market median: 100.0mg (116 products) 📚 15 studies (Tier A: 0, B: 3)
This product: 100mg

Other Ingredients

Microcrystalline Cellulose Vegetable capsule

Label Claims — Verification

Nutrient
All Other
Structure/Function
All Other (99% of products) Structure/Function (78% of products) Nutrient (52% of products)

Target Groups

Vegetarian Adult (18 - 50 Years) Women (not pregnant or lactating) Dairy Free

Product Information

📋 Directions for Use

Suggested Use: As a dietary supplement, adults take one to three capsules daily with water, or as recommended by a health care practitioner.

⚠️ Warnings & Precautions

Warning: Not for use by persons under 18 or by pregnant or lactating women. Consult your health care practitioners prior to use and inform your pharmacist of all dietary supplements you are taking.

Warning: Not for use by persons under 18 or by pregnant or lactating women. Consult your health care practitioners prior to use and inform your pharmacist of all dietary supplements you are taking.

Keep out of reach of children.

Do not use if outer seal is broken or missing.

May cause drowsiness. Do not drive, operate machinery or consume alcohol when taking this product.

🧪 Formulation Notes

Wholehealth premium supplements

5-Hydroxytryptophan Peak x free

Does not contain: milk, eggs, fish, crustacean shellfish, tree nuts, peanuts, wheat, or soybeans.

Vegetarian product

Made in the U.S.A using the highest quality ingredients carefully sourced from around the world. Lab-assayed for purity.

Additional Information

The trusted name in natural health products

Store tightly closed in a cool, dry place.

Product Details

UPC / SKU 8 36485 00117 7
DSLD Entry Date 2021-07-27
Product Type Amino acid/Protein
Form Capsule
Brand WholeHealth
DSLD ID 248354
Data Updated 2026-04-11

Research Evidence

21 Research Sources
53 Avg Quality Score
11 Systematic Review
6 Rct
4 Meta Analysis
B Combination pharmacotherapy for the treatment of fibromyalgia in adults
Systematic Review The Cochrane database of systematic reviews 2018
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 5-hydroxytryptophan supplementation on sleep quality and gut microbiota composition in older adults: A randomized controlled trial
Rct Clinical nutrition (Edinburgh, Scotland) 2024
B The Impact of 5-Hydroxytryptophan Supplementation on Cognitive Function and Mood in Singapore Older Adults: A Randomized Controlled Trial
Rct Nutrients 2025
B The Efficacy of Different Triptans for the Treatment of Acute Headache in Pediatric Migraine: A Systematic Review
Systematic Review Indian pediatrics 2023
B The effect of therapeutic massage combined with conventional therapy in children with functional dyspepsia: a systematic review and meta-analysis
Systematic Review Frontiers in pharmacology 2025
C Sleep disorders in children
Systematic Review BMJ clinical evidence 2010
C Effects of 5-hydroxytryptophan on distinct types of depression: a systematic review and meta-analysis
Meta Analysis Nutrition reviews 2020
C Investigating genetic links between biological aging and adverse pregnancy outcomes
Meta Analysis Biogerontology 2025
View all evidence for 5 Htp →

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