Net Contents
120 Capsule(s)
Serving Size
1 Capsule(s)
Servings Per Container
120
Supplement Form
Capsule
Bar Code (UPC/SKU)
Not specified
Product Version
#540 Rev.02DV
Label Analysis
Objective insights generated automatically from the official DSLD label — a quick, factual read of how this product is formulated and disclosed.
3 distinct active ingredients are disclosed in Supplement Facts.
Every active ingredient discloses a specific amount per serving.
2 ingredients report a %DV; 1 meet or exceed 100% DV.
Label states: Gluten-Free, Kosher.
This analysis is generated algorithmically from label data for educational reference only. It is not a product endorsement, ranking, or medical advice.
Allergen Guide
Free From
- Gluten
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.
Supplement Facts
Serving Size: 1 Capsule(s) · 1–4 per day
| Ingredient | Amount Per Serving | % Daily Value |
|---|---|---|
| Vitamin C(Calcium Ascorbate) | 60 mg | 67% |
| Vitamin B6(Pyridoxine Hydrochloride) | 10 mg | 588% |
| L-5-Hydroxytryptophan(Griffonia simplicifolia) | 50 mg | — |
Not Present
Other Ingredients
Target Groups
Label Claims
Directions & Suggested Use
Suggested/Recommended/Usage/Directions
Directions: As a dietary supplement, start with a low dose of 1 capsule taken with a meal. Increase the dose slowly (every 3-5 days) up to a maximum of 4 capsules taken daily. Total daily intake should be divided into two or more doses, with no more than 2 capsules per dose.
Warnings & Precautions
Precautions re: All Other
Tamper Evident: Do not use this product if imprinted foil seal under cap is broken or missing.
Precautions re: Children
Caution: This product should not be taken by children, pregnant or lactating women.
Precautions re: Pregnant or Nursing or Prescription Medications
Caution: This product should not be taken by children, pregnant or lactating women.
Precautions re: All Other
May cause gastrointestinal upset, diarrhea or nausea which usually disappears by reducing dosage or is minimized by taking with food. As with any supplement, if discomfort persists discontinue use. Those suffering from gut disorders such as ulcers, irritable bowel disease, Crohn's disease, celiac disease, etc., should not use 5-HTP.
Precautions re: Pregnant or Nursing or Prescription Medications
Those using MAO-inhibitors, antidepressants and drugs containing fenfluramine should not use 5-HTP.
Precautions re: All Other
May cause drowsiness. Do not use while driving or operating machinery.
Precautions re: Children
Keep out of reach of children.
Storage
Storage
Keep tightly closed. Store at room temperature: 59 degrees - 86 degrees F (15 degrees to 30 degrees C).
Formulation
Formula re: Contains
5-HTP is the precursor to serotonin, a mood and appetite regulating neurotransmitter produced within the body. It has been combined with Vitamin C and Vitamin B-6, an important cofactor in the conversion to serotonin. We use a natural extract that is buffered to minimize any potential gastric discomfort.
Formulation re: Other
Mfg. in an FDA Registered Facility using Good Manufacturing Practices (GMPs).
Formulation re: Other
Conforms to USP <2091> for weight. Meets USP <2040> disintegration for maximum bioavailability.
Formulation re: Does NOT Contain
Gluten free
Formula re: Contains
Hydroxytryptophan with Vitamin B-6 & Vitamin C Natural Griffonia seed extract
Formulation re: Other
Precursor to serotonin Buffered Gentle on the stomach Easy to swallow
Formulation re: Other
Made in USA
Formula re: Kosher
Ko Kosher Service
FDA Statements
FDA Statement of Identity
Dietary Supplement
Other Label Statements
Seals/Symbols
Quali Pure
Seals/Symbols
Ko Kosher Service
Manufacturer & Distributor
Manufacturer
Dee Cee Laboratories, Inc.
304 Dee Cee Rd., White House, TN, 37188
Market Reference
Irwin Naturals Double Potency 5-HTP Extra Softgels
Irwin Naturals4.8(167)$19.99
Natrol 5 HTP Time Release
Walgreens.com4.6(948)$17.49
Jarrow Formulas 5-HTP 100 mg 60 Capsules
Whole Foods Market4.7(253)$31.99
CVS Health 5-HTP Capsules 30 ct
CVS Pharmacy4.0(58)$15.69
Walgreens 5-HTP 100 mg Capsules
Walgreens.com4.7(3)$13.99
Nature's Bounty 5-HTP 100 Mg Capsules
iHerb4.5(92)$14.36
NOW Foods 5-HTP 200mg 60 Veg Capsules
Wonder Laboratories4.8(1900)$16.91
Swanson 5-HTP
Swanson Health Products4.7(2900)$5.09Lowest
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.
West Coast Nutrition Roseville
5.0 (489)Vitamin & supplements store
1950 Douglas Blvd Suite A6, Roseville, CA 95661
The Vitamin Shoppe
4.7 (74)Vitamin & supplements store
1230 Roseville Pkwy, Roseville, CA 95678
Nutrishop Roseville
4.8 (91)Vitamin & supplements store
10341 Fairway Dr #120, Roseville, CA 95678
IMPaX WORLD
4.9 (17)Vitamin & supplements store
189 Blue Ravine Rd Ste 110, Folsom, CA 95630
GNC
4.5 (31)Vitamin & supplements store
1850 Douglas Blvd #400, Roseville, CA 95661
Max Muscle Nutrition
4.9 (75)Vitamin & supplements store
5410 Sunrise Blvd Ste 1, Citrus Heights, CA 95610
Fivestar Nutrition
5.0 (16)Vitamin & supplements store
3241 Folsom Blvd, Sacramento, CA 95816
The Vitamin Shoppe
4.4 (114)Vitamin & supplements store
6147 Sunrise Blvd, Citrus Heights, CA 95610
Research & Studies
5-Hydroxytryptophan (5-HTP): Natural occurrence, analysis, biosynthesis, biotechnology, physiology and toxicology
ME Maffei - International journal of molecular sciences, 2020 - mdpi.com
… This review describes the natural sources of 5-HTP, which represent the raw material from which 5-HTP may be extracted and purified for its use in drugs and dietary supplements, as …
2020319 citationsRelationship between the absorption of 5-hydroxytryptophan from an integrated diet, by means of Griffonia simplicifolia extract, and the effect on satiety in overweight …
M Rondanelli, A Opizzi, M Faliva, M Bucci… - Eating and Weight …, 2012 - Springer
… Previous observations have shown that oral administration of 5-HTP is useful for losing … the efficacy of a dietary supplement with natural plant extracts rich in 5-HTP, administered via the …
201256 citationsEffects 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 …
202062 citationsEdible mushrooms as a potential component of dietary interventions for major depressive disorder
A Fijałkowska, K Jędrejko, K Sułkowska-Ziaja, M Ziaja… - Foods, 2022 - mdpi.com
… Similarly, the results of meta-analyses of studies examining the therapeutic potential of tryptophan [46] or 5-HTP [53] in MDD are inconclusive, with 5-HTP found to be a more promising …
202238 citationsThe 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 …
20254 citationsThe 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 …
202311 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: 266917. 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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