5-HTP 100 mg Extra Strength®

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

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

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

Not Present

• 

  Swanson 5-HTP 100mg Extra Strength 60 Capsules

  iHerb4.7(3500)

  $8.49
• 

  Swanson 5-Htp & Melatonin 30 Veggie Capsules

  Swanson Health Products4.7(532)

  $4.79Lowest
• 

  Swanson Maximum Strength 5-HTP Capsules

  Target4.7(600)

  $18.69
• 

  NOW 5-HTP mg

  Swanson Health Products4.7(14000)

  $16.71
• 

  5 HTP Natrol

  Swanson Health Products4.5(139)

  $12.99
• 

  5HTP Swanson View Product 100 Mg 60

  The supplements factory

  $30.00
• 

  Natrol 5 HTP Time Release

  Swanson Health Products4.6(1100)

  $18.19
• 

  Swanson Griffonia Extract 5-HTP

  Medpak | Healthy Choice4.7(11)

  $10.00

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.

• ITL Health

  5.0 (37)

  Vitamin & Supplements Shop

  50 Broadway, London SW1H 0BL

  Directions0118 321 7628

• Aphro-D

  4.9 (82)

  Vitamin & Supplements Shop

  27 Old Gloucester St, London WC1N 3AF

  Directions+1 224-241-7531

• Prodentim

  5.0 (1)

  Vitamin & Supplements Shop

  72 Regent St., London W1B 4EN

  Directions028 6745 7567

• Protiv Nutrition

  5.0 (1)

  Vitamin & Supplements Shop

  3rd Floor, 207 Regent St., London W1B 3HH

  Directions07442 915758

• Holland & Barrett - Strand

  3.7 (51)

  Vitamin & Supplements Shop

  406-408 Strand, London WC2R 0NE

  Directions0330 058 2640

• Arbor Vitamins

  5.0 (13)

  Vitamin & Supplements Shop

  128 City Rd, London EC1V 2NX

  Directions

• RightNutri

  4.9 (78)

  Vitamin & Supplements Shop

  26 Queenstown Rd, London SW8 3RX

  Directions0800 098 8888

• Dietapplements Limited

  4.8 (6)

  Vitamin & Supplements Shop

  27 Old Gloucester St, London WC1N 3AX

  Directions01892 506990

• Vitamins and minerals

  Z Kroner - 2011 - books.google.com

  … An analysis of the 5-HTP supplements related to possible … supplements as well as in other, randomly chosen 5-HTP lots… to try 5-HTP, especially if standard medical treatment has not …

  201124 citations

• ePublications at Regis Universit y

  H Hufford - 2008 - epublications.regis.edu

  … In conclusion, herbs promote better overall body health … , which has great quantities of 5-HTP, a natural painkiller that … 12 supplements, and they do not make medical claims on bottle …

  2008

• Recent advances in the utilization of tea active ingredients to regulate sleep through neuroendocrine pathway, immune system and intestinal microbiota

  Y Wei, J Xu, S Miao, K Wei, L Peng… - Critical Reviews in …, 2023 - Taylor & Francis

  … and health welfares, the demand for LTA in health … 5-HTP are precursors of 5-HT. Tryptophan is catalyzed by tryptophan hydroxylase to form 5-HTP first, and then catalyzed by 5-HTP …

  202382 citations

• Effect of gut microbiome on serotonin metabolism: a personalized treatment approach

  K Potter, EJ Gayle, S Deb - Naunyn-Schmiedeberg's archives of …, 2024 - Springer

  … Several studies have shown that supplementation with … a relationship between gut health and mental health. For example, … formation of 5-hydroxytryptophan (5-HTP), was lower in rectal …

  202431 citations

• Diet, Food, Supplements, and Depression

  F Sunzeri - Understanding and Treating Depressive Disorders: An …, 2026 - Springer

  … healthy diet. Prominent were heterogeneous definitions of “… 5 Hydroxytryptophan (5-HTP) and tryptophan easily cross the … Nevertheless, supplementation with 5-HTP and tryptophan …

  2026

• Myoclonus

  SE Lo, SJ Frucht - Hyperkinetic Movement Disorders, 2012 - Springer

  … A second series by Swanson and colleagues, involving 67 … conjunction with 5-HTP may reduce the overall 5-HTP dose … in many health food stores marketed as a health supplement. …

  2012

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2022-06-16. DSLD Label ID: 264930. 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.