5-HTP 200 mg Time Release®

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.

Serving Size: 1 Tablet(s) · 1 per day

Not Present

• 

  Natrol 5 HTP Time Release

  Walmart4.6(1100)

  $14.80
• 

  Natrol Advanced Melatonin + 5 HTP 60 Tablets

  Vitacost.com4.5(602)

  $15.59
• 

  Natrol 5-HTP Fast Dissolve Mixed Berry 30 Tablets

  Walmart4.5(119)

  $18.99
• 

  5 HTP Natrol

  Swanson Health Products4.5(139)

  $12.99
• 

  Natrol 5-htp Tr Time Release (200 Mg) 30 Tabs Each (pack Of 3)

  eBay - supreme_warehouse4.6(16)

  $70.80
• 

  Natrol 5 Hydroxytryptophan Vegetarian Capsules

  Cura360

  $16.99
• 

  Natrol 5-htp Time Release, Control Appetite & Promote Relaxation, 30 Tabs, Size: 30 Tablets

  Walmart - Pharma Frills

  $24.87
• 

  Natrol Mood Positive 5-HTP 50 Tablets

  Borinquen Natural4.2(13)

  $20.80

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.

• Hundred

  4.3 (41)

  Vitamin & supplements store

  50 S Center St Ste 3, City of Orange, NJ 07050

  Directions(347) 949-0230

• Supplement Superstore

  5.0 (1389)

  Vitamin & supplements store

  8420 Eager Rd, St. Louis, MO 63144

  Directions(314) 961-3935

• Uscriptives

  4.4 (42)

  Vitamin & supplements store

  1535 W Loop S Ste 200, Houston, TX 77027

  Directions(800) 778-7191

• GNC

  3.5 (61)

  Vitamin & supplements store

  1645 2nd Ave #85th, New York, NY 10028

  Directions(212) 734-0333

• Supplement Warehouse

  4.7 (229)

  Vitamin & supplements store

  181 W Crossroads Pkwy Ste F, Bolingbrook, IL 60440

  Directions(630) 965-8526

• SameDaySupplements.com

  4.5 (503)

  Vitamin & supplements store

  64 Nancy St Unit c, West Babylon, NY 11704

  Directions(631) 539-7339

• The Vitamin Shoppe

  4.5 (161)

  Vitamin & supplements store

  185 US-1 S, Metuchen, NJ 08840

  Directions(732) 635-1790

• Nutriessential

  2.0 (16)

  Vitamin & supplements store

  5880 Collins Ave, Miami Beach, FL 33140

  Directions(786) 623-4117

• Secrets of 5-HTP: Nature's Newest Super Supplement

  W Conkling - 1998 - books.google.com

  … patterns, and your overall health. In fact, its impressive performance in treating a wide range of … 200 milligrams of 5-HTP per day is as effective as 1,000 or 2,000 milligrams of tryptophan. …

  1998

• Oral administration of 5‐hydroxytryptophan (5‐HTP) impairs decision making under ambiguity but not under risk: evidence from the Iowa Gambling Task

  MH Gendle, AC Golding - … Psychopharmacology: Clinical and …, 2010 - Wiley Online Library

  … This study examined if oral administration of 5-HTP to healthy … if oral 5-HTP supplementation altered performance on a … in response to a 100 or 200 mg oral dose of 5-HTP. Thus, it …

  201038 citations

• Effects of serotonin and slow-release 5-hydroxytryptophan on gastrointestinal motility in a mouse model of depression

  …, R Latorre, K Law, W Carson, NW Bunnett, MG Caron… - Gastroenterology, 2019 - Elsevier

  … Feeding chow that contains 5-HTP slow release (5-HTP SR) to TPH2-R439H mice restores levels of 5-HT in the central nervous system and reduces depressive-like behaviors. …

  2019251 citations

• Dietary supplement-drug interaction-induced serotonin syndrome progressing to acute compartment syndrome

  YA Patel, N Marzella - The American journal of case reports, 2017 - pmc.ncbi.nlm.nih.gov

  … Natrol 5-HTP is a dietary supplement marketed to enhance … the recommended 200 mg maximum daily dose at the time of … and exercise dietary supplements, we suggest that health care …

  201716 citations

• Slow-release delivery enhances the pharmacological properties of oral 5-hydroxytryptophan: mouse proof-of-concept

  …, PJ Nicholls, BD Sachs, MG Caron - …, 2019 - nature.com

  … modeled oral 5-HTP SR in mice by administering 5-HTP via … with the National Institutes of Health guidelines for the care … IR, in medium to high parenteral bolus doses (10–200 mg/kg), …

  201935 citations

• 5-HTP Withdrawal

  P Tardner - 2022 - ijest.org

  … believe that taking 5-HTP may not be as safe as some supplement … seen reported time and again from people taking 5-HTP to … consult a health care provider if you’re taking 5-HTP for a …

  2022

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2025-07-24. DSLD Label ID: 332252. 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.