5-HTP®

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.

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.

Serving Size: 1 Capsule(s) · 1–4 per day

Not Present

• 

  NOW Foods 5-HTP 50 mg 30 Capsules

  Vitacost.com4.7(14000)

  $4.88Lowest
• 

  CVS Health 5-HTP Capsules 30 ct

  CVS Pharmacy4.0(58)

  $15.69
• 

  Nutricost 5-HTP Unflavored Powder

  Target4.7(213)

  $15.95
• 

  NOW 5-HTP mg

  DPS Nutrition4.7(14000)

  $16.99
• 

  Organic 5-HTP 200 mg Water Extracted from Organic Griffonia Seeds

  Triquetra Health4.8(97)

  $25.99
• 

  Natrol 5-HTP Fast Dissolve Mixed Berry 30 Tablets

  walgreens.com4.5(119)

  $16.99
• 

  Doctor's Best 5-HTP Enhanced with 120 Veggie Caps

  iHerb4.8(1000)

  $16.99
• 

  Nutricost 5-HTP Capsules

  Walmart - eSupplements, llc4.7(2500)

  $12.95

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• Mr Supplement

  4.9 (116)

  Vitamin & supplements store

  Budapest, Dob u. 46/a, 1072

  Directions06 70 944 0593

• Westfit Shop Táplálékkiegészítő üzlet

  4.9 (79)

  Vitamin & supplements store

  Budapest, Teréz krt. 36, 1066

  Directions(06 1) 951 2331

• Vitamin Station Kft.

  4.9 (117)

  Wholesaler

  Göd, Kincsem u. 2, 2131

  Directions06 30 871 9080

• Nutritionstore Táplálékkiegészítő Webáruház

  4.9 (221)

  Internet shop

  Budapest, Csillaghegyi út 19-21, 1037

  Directions

• Provitamix Kft.

  4.7 (859)

  Vitamin & supplements store

  Budapest, Hofherr Albert u. 42, 1194

  Directions06 70 325 4363

• Scitec Nutrition - Pápa

  5.0 (137)

  Vitamin & supplements store

  Pápa, Major u. 1, 8500

  Directions06 30 698 1819

• Proteinbuilder.hu

  4.8 (131)

  Vitamin & supplements store

  Dunakeszi, Fóti út 120-Tesco üzletsor, 2120

  Directions06 30 735 3781

• Organic Force Webshop

  5.0 (466)

  Vitamin & supplements store

  Budapest, Bécsi út 100, 1034

  Directions06 70 608 4173

• 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

  … This investigation discovered that 5-HTP intake influences areas of the brain related to … fatty foods compared to the 5-HTP group. This study suggests that 5-HTP intake can influence …

  202310 citations

• The impact of 5-hydroxytryptophan supplementation on sleep quality and gut microbiota composition in older adults: A randomized controlled trial

  CN Sutanto, X Xia, CW Heng, YS Tan, DPS Lee, J Fam… - Clinical Nutrition, 2024 - Elsevier

  … (5-HTP) is known as a precursor of the sleep regulating neurotransmitter and hormone. However, efficacy of 5-HTP … Hence, the aim of this study is to assess the impact of 5-HTP …

  202459 citations

• Targeting Serotonin through Nutrition: Systematic Review of Tryptophan and 5-HTP for Mood and Cognitive Dysfunction

  R Ajax - researchgate.net

  … that tryptophan and 5-HTP supplementation offer measurable benefits for mood regulation and, to … While both compounds modulate serotonin synthesis effectively, 5HTP shows greater …

• The Impact of 5-Hydroxytryptophan Supplementation on Cognitive Function and Mood in Singapore Older Adults: A Randomized Controlled Trial

  S Li, CN Sutanto, X Xia, JE Kim - Nutrients, 2025 - mdpi.com

  … body composition management and mental health regulation [21,23… healthy and had not previously taken 5-HTP supplementation, 100 mg was selected to balance the potential benefits …

  20255 citations

• Inhibition of allergic inflammation by supplementation with 5-hydroxytryptophan

  H Abdala-Valencia, S Berdnikovs… - … of Physiology-Lung …, 2012 - journals.physiology.org

  … We also determined whether 5-HTP decreases passage of leukocytes through the endothelial barrier by regulating endothelial cell function. For these studies, C57BL/6 mice were …

  201247 citations

• Effects of 5-hydroxytryptophan on distinct types of depression: a systematic review and meta-analysis

  F Javelle, A Lampit, W Bloch, P Häussermann… - … reviews, 2020 - academic.oup.com

  … As will be discussed below, 5-HTP may have some benefits compared to TRP. This meta-… Reviews and Meta-Analysis) guidelines, aimed to evaluate the findings concerning 5-HTP as a …

  202065 citations

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: 266898. 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.