Brand: Allergy Research Group

CapsuleAmino acid/ProteinOn Market
Click to view full label

Net Contents

150 Vegetarian Capsule(s)

Serving Size

1 Capsule(s)

Servings Per Container

150

Supplement Form

Capsule

Bar Code (UPC/SKU)

7 13947 72810 3

Product Version

Rev. 012

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.

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

Supplement Facts

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

IngredientAmount Per Serving
L-5-Hydroxytryptophan50 mg

Not Present

Other Ingredients

Hydroxypropyl MethylcelluloseMicrocrystalline CelluloseL-Leucine

Target Groups

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

Label Claims

NutrientAll Other

Directions & Suggested Use

Suggested/Recommended/Usage/Directions

Suggested use As a dietary supplement, 1 capsule one to three times daily, or as directed by a healthcare practitioner.

Warnings & Precautions

Precautions re: Pregnant or Nursing or Prescription Medications

Caution: Not indicated for pregnant or nursing women. Concurrent use with SSRI medications of MAO inhibitors should only be done under the guidance of a healthcare professional.

Storage

Storage

Keep in a cool, dry place, tightly capped.

Formulation

Formula re: Contains

The amino acid L-5-Hydroxytryptophan. Our 5-HTP is derived from a plant source, and is carefully tested to ensure its purity.

Formulation re: Other

Variations in product color may occur.

Formula re: Contains

L-5-Hydroxytryptophan

Formulation re: Other

Hypoallergenic

FDA Statements

FDA Statement of Identity

Dietary Supplement

Manufacturer & Distributor

Distributor

Allergy Research Group

South Salt Lake, UT, 84115

800-545-9960

Market Reference

$6.39 – $67570.00· 40 listings
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  • Swanson 5-HTP 100mg Extra Strength 60 Capsules

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  • Allergy Research Group Herbal Adapt HPA Axis 60 Vegetarian Capsules

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  • 5-HTP (50 mg)

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  • 5-HTP 50mg

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    $29.99
  • NOW Foods 5-HTP 50 mg 30 Capsules

    Highland Health Foods4.7(14000)
    $6.39Lowest

Where to Buy Locally

Enter your city or ZIP code to find supplement & health stores in your area that may carry this product.

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Research & Studies

  • Inhibition of allergic inflammation by supplementation with 5-hydroxytryptophan

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

    … We report that supplementation with 5-HTP reduced allergic inflammation induced by ovalbumin fraction V (OVA), house dust mite (HDM) or IL-4 administration. In addition, …

    201247 citations
  • 5-HTP inhibits eosinophilia via intracellular endothelial 5-HTRs; SNPs in 5-HTRs associate with asthmatic lung function

    MT Walker, JC Bloodworth, TS Kountz… - … in allergy, 2024 - frontiersin.org

    … A challenging aspect of asthma is that mental health disorders like … An imbalance in 5-HTP and serotonin levels can result in … that dietary supplementation with 5HTP blocks allergic …

    20241 citations
  • Inhibition of allergic inflammation by supplementation

    JM Cook-Mills, MEM Mahadevia, K Swartz… - Am J Physiol Lung …, 2012 - academia.edu

    … We report that supplementation with 5-HTP reduced allergic inflammation induced by ovalbumin fraction V (OVA), house dust mite (HDM) or IL-4 administration. In addition, …

    2012
  • 5-Hydroxytryptophan (5-HTP): Natural occurrence, analysis, biosynthesis, biotechnology, physiology and toxicology

    ME Maffei - International journal of molecular sciences, 2020 - mdpi.com

    … its use in drugs and dietary supplements, as well as alternative … , patients receiving placebo and 50 mg of 5-HTP daily over a … functions, and intolerance. Clinically relevant ingestion of …

    2020329 citations
  • Supplement of 5-hydroxytryptophan before induction suppresses inflammation and collagen-induced arthritis

    TH Yang, PY Hsu, M Meng, CC Su - Arthritis research & therapy, 2015 - Springer

    … to investigate whether 5-HTP prevents RA in healthy high-… oral 5-HTP (groups 1–5); however, parenteral 5-HTP induced a bout … 5-HTP taken orally was shown to suppress allergic lung …

    201549 citations
  • Effect of 5-hydroxytryptophan on fatigue in quiescent inflammatory bowel disease: a randomized controlled trial.

    M Truyens, T Lobatón, M Ferrante… - …, 2022 - research.dial.uclouvain.be

    … the effect of oral 5-HTP supplementation on fatigue in patients … were comparable between both study groups (Table 1). At … with 5-HTP led to a significant increase in serum 5-HTP and …

    202250 citations

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2020-08-23. DSLD Label ID: 233245. 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.