5-HTP 100 mg®

Amino Acids & Protein

Brand: Pure Encapsulations

CapsuleAmino acid/ProteinOn Market
Click to view full label

Net Contents

60 Capsule(s)

Serving Size

1 Capsule(s)

Servings Per Container

60

Supplement Form

Capsule

Bar Code (UPC/SKU)

7 66298 00378 8

Product Version

code: HYD16 v7

Label Analysis

Objective insights generated automatically from the official DSLD label — a quick, factual read of how this product is formulated and disclosed.

1Active Ingredients

Single-ingredient formula listed in Supplement Facts.

100%Amount Transparency

Every active ingredient discloses a specific amount per serving.

2Dietary Attributes

Label states: Non-GMO, Gluten-Free.

This analysis is generated algorithmically from label data for educational reference only. It is not a product endorsement, ranking, or medical advice.

Allergen Guide

Free From

  • Gluten

Allergen flags are parsed automatically from the official label's claims and statements. Always verify against the physical product label before use, especially if you have a severe allergy.

Supplement Facts

Serving Size: 1 Capsule(s) · 1–3 per day

IngredientAmount Per Serving
5-Hydroxytryptophan100 mg

Not Present

Other Ingredients

hypoallergenic Plant FiberCelluloseWater

Target Groups

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

Label Claims

All OtherStructure/Function

Directions & Suggested Use

Suggested/Recommended/Usage/Directions

Recommendations: As a dietary supplement, take 1 capsule, 1-3 times daily, before meals.

Warnings & Precautions

Precautions re: All Other

Warning: See side panel.

Precautions re: Children

Keep out of the reach of children.

Precautions re: All Other

Use only if safety seal is intact.

Precautions re: Pregnant or Nursing or Prescription Medications

Warning: Not to be taken by pregnant or lactating women. If you have any health condition or are taking any medication, consult your health professional before use. Do not use concurrently with antidepressants.

Storage

Storage

Store in a cool, dry place.

Formulation

Formulation re: Does NOT Contain

GFCO.org Certified gluten-free by the gluten-free certification organization, www.gluten.org

Formulation re: Other

Supports brain serotonin levels Gluten-free, non-GMO & Hypoallergenic

Formulation re: Does NOT Contain

Gluten-free, non-GMO & Hypoallergenic

FDA Statements

FDA Statement of Identity

Dietary Supplement

FDA Disclaimer Statement

This statement has not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.

Other Label Statements

General Statements: All Other Content

Contents may not fill package in order to accommodate required labeling. Please rely on stated quantity. Scan to learn about our hypoallergenic supplements

Seals/Symbols

GFCO.org (Gluten-Free Certification Organization)

Manufacturer & Distributor

Manufacturer

Pure Encapsulations

490 Boston Post Road, Sudbury, MA

1-800-753-2277

Market Reference

$12.99 – $153.00· 40 listings
  • 5-HTP mg Pure Encapsulations

    Target4.8(83)
    $61.00
  • Pure Encapsulations 5-HTP 100mg 180 Capsules

    Solutions 4 Health4.8(83)
    $153.00
  • GNC 5-HTP 100mg 30 Count Capsules

    GNC4.3(6)
    $26.99
  • 5-HTP 100mg

    Pure Prescriptions
    $43.99
  • 5-HTp 100 Mg

    EarthTurns.com
    $30.60
  • 5-HTP 100 mg 90 Capsules

    Naturopathy Store
    $62.00
  • Klaire Labs 5-HTP 50mg Capsules

    PureFormulas.com5.0(3)
    $43.99
  • 5-HTP (100mg)

    Pacific Center for Naturopathic Medicine
    $51.00

Where to Buy Locally

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Research & Studies

  • A severe case of rat lungworm disease in Hawai 'i

    K Howe - Hawai'i Journal of Medicine & Public Health, 2013 - pmc.ncbi.nlm.nih.gov

    … health, important for optimal joint function Acetyl-l-carnitine Pure Encapsulations 500 mg 2x/… 5-HTP (100 mg) Pure Encapsulations 1 capsule 3x/day Supports serotonin levels that can …

    201330 citations
  • The Effects of 5-HTP on Body Composition: An 8-Week Preliminary RCT

    C Evans, V Mekhail, J Curtis, P Czartoryski… - … Dietary Supplements, 2023 - Taylor & Francis

    … in healthy individuals (… of 5-HTP in exercise-trained individuals. Therefore, the purpose of this investigation was to determine the effects of supplementing with 100 mg daily of 5-HTP on …

    202310 citations
  • Construction of composite nanoparticles of β-cyclodextrin and corn starch encapsulating 5-hydroxytryptophan for sustained release and sleep improvement in vivo

    L Gao, L Gu, W Li, G Wang, J Zhao, W Chen… - International Journal of …, 2025 - Elsevier

    … method for the encapsulation and sustained release of 5-HTP. The … profile and distribution of 5-HTP in rats, including serum, gut, … for the efficient application of 5-HTP in functional foods. …

    20255 citations
  • Adjunctive 5-hydroxytryptophan slow-release for treatment-resistant depression: clinical and preclinical rationale

    …, AD Krystal, KRR Krishnan, MG Caron - Trends in …, 2016 - cell.com

    … healthy volunteers, Lowe et al. found that oral 200mg 5-HTP or an SSRI elevated cortisol by 35% and 100%, … The cortisol rise after acute 100mg 5-HTP was fourfold higher during SSRI …

    201699 citations
  • Mental Health Dietary Supplements: An Analysis of the Safety and Efficacy of Anti-Anxiety Supplements Sold on Amazon

    C Moriarty - 2023 - search.proquest.com

    … Emil 5-HTP Plus, 368 reviews were included in the analysis. The leading theme of negative … found on the Supplemental Facts label for Pure Encapsulations Magnesium, one ingredient …

    2023
  • Migraine headaches: opportunities for management with precision nutrition

    BI Brown - Nutritional Med J, 2022 - nmi.health

    … 5-HTP (5 mg per kg of body weight daily) when compared with placebo.However, it should be noted that both 5-HTP … by an unrestricted donation from Pure Encapsulations, Sudbury, MA…

    20224 citations

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2023-04-21. DSLD Label ID: 293867. This information is provided for educational reference only and is not medical advice. Always follow the product label and consult a doctor or pharmacist before use.