5-HTP 100 mg®
Amino Acids & ProteinBrand: Pure Encapsulations
Functions
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.
Single-ingredient formula listed in Supplement Facts.
Every active ingredient discloses a specific amount per serving.
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
| Ingredient | Amount Per Serving | |
|---|---|---|
| 5-Hydroxytryptophan | 100 mg | — |
Not Present
Other Ingredients
Target Groups
Label Claims
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
5-HTP mg Pure Encapsulations
Target4.8(83)$61.00Pure Encapsulations 5-HTP 100mg 180 Capsules
Solutions 4 Health4.8(83)$153.00GNC 5-HTP 100mg 30 Count Capsules
GNC4.3(6)$26.995-HTP 100mg
Pure Prescriptions$43.995-HTp 100 Mg
EarthTurns.com$30.605-HTP 100 mg 90 Capsules
Naturopathy Store$62.00Klaire Labs 5-HTP 50mg Capsules
PureFormulas.com5.0(3)$43.995-HTP (100mg)
Pacific Center for Naturopathic Medicine$51.00
Where to Buy Locally
Enter your city or ZIP code to find supplement & health stores in your area that may carry this product.
Showing representative supplement & health retailers — search above for stores in your area.
National Nutrition
4.8 (1265)Vitamin & supplements store
5 Progress Dr, Orillia, ON L3V 0T7, Canada
Supplement Superstore
5.0 (1389)Vitamin & supplements store
8420 Eager Rd, St. Louis, MO 63144
Procaps Laboratories
4.1 (68)Vitamin & supplements store
430 Parkson Rd, Henderson, NV 89011
Uscriptives
4.4 (42)Vitamin & supplements store
1535 W Loop S Ste 200, Houston, TX 77027
SameDaySupplements.com
4.5 (503)Vitamin & supplements store
64 Nancy St Unit c, West Babylon, NY 11704
Vitamin Patch Club
3.0 (6)Vitamin & supplements store
1925 Century Pk E, Los Angeles, CA 90067
Village Green Apothecary
4.8 (489)Vitamin & supplements store
5415 W Cedar Ln, Bethesda, MD 20814
Vitakem Nutraceutical Inc.
4.5 (31)Vitamin & supplements store
811 W Jericho Turnpike, Smithtown, NY 11787
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 citationsThe 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 citationsConstruction 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 citationsAdjunctive 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 citationsMental 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 …
2023Migraine 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.
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