Net Contents
100 Vegetarian Capsule(s)
Serving Size
1 Capsule(s)
Servings Per Container
Not specified
Supplement Form
Capsule
Bar Code (UPC/SKU)
8 28054 01122 9
Product Version
Not specified
Suggested Use
Suggested use: 1 Capsule; 1 to 2 times daily or as directed by a healthcare professional.
Market Reference
Klaire Labs 5-HTP 50mg Capsules
Professional Supplement Center5.0(1)$43.995-HTP (100 mg)
SFI Health$43.99Klaire Labs Stress Support Complex 180 Capsules
Walmart - Front Row3.0(2)$62.995-HTP 100mg
icpfolsom.com$47.105-HTP 100 mg
xb2h.com$56.605-Htp
ZANVA$29.95Klaire Labs/SFI Health - L-Tryptophan
Pure Prescriptions$43.99Walgreens 5-HTP 100 mg Capsules
Walgreens.com4.7(3)$13.99
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.
GNC
4.0 (225)Vitamin & supplements store
134-136 Fulton St, New York, NY 10038
The Vitamin Shoppe
3.9 (84)Vitamin & supplements store
32 Court St, Brooklyn, NY 11201
GNC
4.4 (88)Vitamin & supplements store
753 Broadway Spc 753, New York, NY 10003
Pure Essentials Supplements
5.0 (1)Vitamin & supplements store
121 Varick St, New York, NY 10013
Nootropic Nation, LLC
5.0 (1)Vitamin & supplements store
176 Mulberry St APT 5, New York, NY 10013
Vitamin Peddler Inc
5.0 (52)Vitamin & supplements store
142 W 83rd St, New York, NY 10024
The Vitamin Shoppe
4.3 (183)Vitamin & supplements store
12 4th Ave, Brooklyn, NY 11217
GNC
4.7 (197)Vitamin & supplements store
2 Pennsylvania Plaza Ste 29B, New York, NY 10121
Research & Studies
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
… part of health and there is … of 5-HTP supplementation for improving sleep quality in older adults is unclear. Hence, the aim of this study is to assess the impact of 5-HTP supplementation …
202455 citationsSalish Culture, Foods and Medicines: Indigenous Traditions and CAM for the Prevention and Treatment of Diabetes Type 2
L Korn, RC Ryser - Townsend Letter, 2009 - drlesliekorn.com
… supplements, and plant medicines to achieve your health … Supplement with 5HTP (25 to 100 mg in the morning and again in the evening, 30 minutes before a meal). Begin with 25 mg …
20092 citationsZen Sleep
HI Works - curatedwellness.com
… Zen Sleep supports a calm, relaxed state and promotes healthy sleep patterns by combining … Vitamin B6 (10 mg as P5P): The active form of B6 is required to convert 5-HTP to serotonin …
Detection of melatonin and 5-HTP in dietary supplements based on multiple spectra
H Yang, X Zhang, Y Gao, Z Peng, B Su, K Li… - Frontiers in …, 2025 - frontiersin.org
… 5-HTP has a similar relationship at 1.14 THz. Then, L-tryptophan, a common contaminant in the production of melatonin and 5-HTP, … and 5-HTP in commercial dietary supplements. This …
20255 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 customer reviews was found to be product efficacy (51.1%), while 42.4% of reviews were …
2023Fibromyalgia Treatment Options
P Hattemer - 2003 - Citeseer
20031 citations
Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2024-12-21. DSLD Label ID: 322241. 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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