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5-HTP 100 mg

product on market Capsule NutraFitz Naturals Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 67% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

AI-generated · Qwen 3.6 · methodology

5-HTP is supported by moderate evidence for its role in serotonin synthesis to support mood and sleep. Vitamin B6 acts as a cofactor in this process, while sunflower lecithin provides healthy fats for absorption. Overall, these ingredients are generally recognized as safe for most users.

AI-generated summary based on research evidence. Not medical advice.

Label

Product Label

Label for 5-HTP 100 mg
Open Full PDF View on NIH DSLD →
Details

Label Data

1 Capsule(s)
Serving Size
120
Servings
Other Combinations
Product Type
67%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

7 mg (412% DV)
5.4× RDA — above typical dose (UL: 100 mg) 114 studies (A:3, B:35)
100 mg
Market median: 100.0mg (116 products) 18 studies (A:0, B:3)
organic Sunflower Lecithin
25 mg

Other Ingredients

Vegetable Cellulose Capsule organic Brown Rice Flour
Claims

Label Claims — Verification

Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Suggested Use: Take 1 capsule daily, with or without food on an empty stomach, or as recommended by a healthcare professional.

Warnings & Precautions

Caution: Do not exceed recommended dose.

Pregnant and nursing mothers, children under the age of 18, and individuals with a known medical condition should consult a physician before taking this or any dietary supplement.

Pregnant and nursing mothers, children under the age of 18, and individuals with a known medical condition should consult a physician before taking this or any dietary supplement.

Formulation Notes

No GMO, meat, dairy, eggs, wheat, gluten, soy, nuts, shellfish, binders & fillers, coloring, preservatives, gelatin, yeast.

Whole food griffonia simplicifolia

Supports well-being & sleep

Vitamin B6 for serotonin conversion

Helps manage appetite Formulated for enhanced absorption

Additional Information

GMP Good Manufacturing Practice Consistent Quality Made in the USA Manufactured at an FDA Registered Facility

Metadata

Product Details

DSLD Entry Date2020-07-23
Product TypeOther Combinations
FormCapsule
DSLD ID229280
Data Updated2026-04-11
Research

Research Evidence

21
Research Sources
53
Avg Quality
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 PubMed DOI
B Tryptophan and 5-hydroxytryptophan for depression
Systematic Review The Cochrane database of systematic reviews 2001 PubMed
B Tryptophan and 5-hydroxytryptophan for depression
Systematic Review The Cochrane database of systematic reviews 2002 PubMed
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 PubMed DOI
B The Impact of 5-Hydroxytryptophan Supplementation on Cognitive Function and Mood in Singapore Older Adults: A Randomized Controlled Trial
Rct Nutrients 2025 PubMed DOI
B The Efficacy of Different Triptans for the Treatment of Acute Headache in Pediatric Migraine: A Systematic Review
Systematic Review Indian pediatrics 2023 PubMed
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 PubMed DOI
C Sleep disorders in children
Systematic Review BMJ clinical evidence 2010 PubMed
C Effects of 5-hydroxytryptophan on distinct types of depression: a systematic review and meta-analysis
Meta Analysis Nutrition reviews 2020 PubMed DOI
C Investigating genetic links between biological aging and adverse pregnancy outcomes
Meta Analysis Biogerontology 2025 PubMed DOI
View all evidence for 5 Htp →
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.