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5-HTP WORx

product on market Capsule SuperiorLabs Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 100% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · grounded in 1 source · methodology

5-HTP and L-Theanine are supported by moderate evidence for promoting relaxation and mood regulation. Vitamin B6 and Zinc serve as essential cofactors in neurotransmitter synthesis. Overall, these ingredients have a strong safety profile, though clinical evidence for this specific combination is limited.

AI-generated summary based on research evidence. Not medical advice.

Label

Product Label

Label for 5-HTP WORx
Open Full PDF View on NIH DSLD →
Details

Label Data

1 Vegetarian Capsule(s)
Serving Size
90
Servings
Other Combinations
Product Type
100%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

20 mg (1176% DV)
15.4× RDA — above typical dose (UL: 100 mg) 114 studies (A:3, B:35)
2 mg (18% DV)
Within RDA (0.2× RDA) 263 studies (A:6, B:134)
150 mg
Market median: 100.0mg (116 products) 18 studies (A:0, B:3)
50 mg
Market median: 200.0mg (358 products) 9 studies (A:0, B:2)

Other Ingredients

Plant Cellulose organic Rice extract
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Suggested Use: As a dietary supplement, adults take 1 capsule one to two times daily, or as directed by your health care practitioner.

Warnings & Precautions

Please consult a physician before consuming this product if you are pregnant or nursing, taking medication or have a medical condition.

Not intended for use by individuals under the age of 18.

Do not use if safety seal is damaged or missing.

Keep out of reach of children.

Formulation Notes

5-HTP Worx is an amino acid that your body produces naturally.

Your body uses 5-HTP to make serotonin. Low serotonin levels are associated with many mental ailments and health problems.

Superior Labs 5-HTP Worx capsules contain 150 mg pure 5-HTP plus a serotonin support blend.

Our capsules contain absolutely no magnesium stearate, dioxides, preservatives, or other potentially harmful artificial ingredients of any kind.

This product is formulated, developed and manufactured in a FDA registered and GMP certified facility, 3rd party inspected by a leading compliance authority for superior quality assurance.

Caution: Do not exceed recommended dosage.

100% pure Pure and potent

Serotonin support Neurotransmitter support Brain health Mood support

Does Not Contain: Magnesium stearate, dioxides, preservatives, or artificial ingredients of any kind.

Additional Information

Store in a cool, dry place.

Metal Safe Heavy Metal Tested Certified GMP Facility Made in USA

Metadata

Product Details

UPC / SKU8 50569 00660 5
DSLD Entry Date2021-10-22
Product TypeOther Combinations
FormCapsule
BrandSuperiorLabs
DSLD ID256006
Data Updated2026-04-11
Research

Research Evidence

21
Research Sources
53
Avg Quality
11
Systematic Review
6
Rct
4
Meta Analysis
B Combination pharmacotherapy for the treatment of fibromyalgia in adults
Systematic Review The Cochrane database of systematic reviews 2018 PubMed DOI
B Tryptophan and 5-hydroxytryptophan for depression
Systematic Review The Cochrane database of systematic reviews 2001 PubMed
B Tryptophan and 5-hydroxytryptophan for depression
Systematic Review The Cochrane database of systematic reviews 2002 PubMed
B The impact of 5-hydroxytryptophan supplementation on sleep quality and gut microbiota composition in older adults: A randomized controlled trial
Rct Clinical nutrition (Edinburgh, Scotland) 2024 PubMed DOI
B The Impact of 5-Hydroxytryptophan Supplementation on Cognitive Function and Mood in Singapore Older Adults: A Randomized Controlled Trial
Rct Nutrients 2025 PubMed DOI
B The Efficacy of Different Triptans for the Treatment of Acute Headache in Pediatric Migraine: A Systematic Review
Systematic Review Indian pediatrics 2023 PubMed
B The effect of therapeutic massage combined with conventional therapy in children with functional dyspepsia: a systematic review and meta-analysis
Systematic Review Frontiers in pharmacology 2025 PubMed DOI
C Sleep disorders in children
Systematic Review BMJ clinical evidence 2010 PubMed
C Effects of 5-hydroxytryptophan on distinct types of depression: a systematic review and meta-analysis
Meta Analysis Nutrition reviews 2020 PubMed DOI
C Investigating genetic links between biological aging and adverse pregnancy outcomes
Meta Analysis Biogerontology 2025 PubMed DOI
View all evidence for 5 Htp →
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.