L-Tryptophan

Suggested Use

Suggested Usage: As a dietary supplement; adults take 2 capsules daily or as directed by your healthcare professional.

• 

  Douglas Laboratories L- Tryptophan 60 Capsules

  Herbs Direct4.7(6)

  $54.50
• 

  365 by Whole Foods Market, Free-Form L-Tryptophan 500mg, Vegan, 60 Capsules

  Whole Foods Market

  $18.99
• 

  L-tryptophan Supplement Nighttime Formula

  Walmart - VitaPulse5.0(1)

  $17.95
• 

  The Vegan Shoppe L- Tryptophan 500mg 120 Veggie Capsules

  The Vitamin Shoppe4.7(50)

  $36.99
• 

  L- Tryptophan

  SFI Health

  $43.99
• 

  Nutricost L- Tryptophan Capsules

  Target4.6(1600)

  $15.95
• 

  Horbaach L Tryptophan 1500mg 180 Capsules

  Walmart - Carlyle Nutritionals, LLC4.8(30)

  $19.69
• 

  L-Tryptophan 500 mg

  Curated Wellness4.6(1100)

  $18.25

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.

• The Vitamin Shoppe

  4.4 (133)

  Vitamin & supplements store

  721 Nassau Park Blvd, Princeton, NJ 08540

  Directions(609) 716-9400

• CAPSULYTE

  5.0 (19)

  Vitamin & supplements store

  320 Cranbury Half Acre Rd, Cranbury, NJ 08512

  Directions(908) 292-3110

• Everything Natural Too Inc

  4.9 (28)

  Vitamin & supplements store

  337 Applegarth Rd, Monroe Township, NJ 08831

  Directions(609) 655-1666

• Underground Nutrition

  5.0 (434)

  Vitamin & supplements store

  415 US-9 Ste 3, Englishtown, NJ 07726

  Directions(848) 233-9627

• America’s Finest, Inc.

  5.0 (2)

  Vitamin & supplements store

  20 Lake Dr, East Windsor, NJ 08520

  Directions(800) 350-3305

• Ares Nutrition

  4.8 (134)

  Vitamin & supplements store

  1061 White Horse Ave, Hamilton Township, NJ 08610

  Directions(609) 249-4500

• Mitch’s Wellness Store

  5.0 (1)

  Vitamin & supplements store

  812 White Pine Cir, Lawrence Township, NJ 08648

  Directions

• Ruesco Supplement Outlet

  4.6 (120)

  Vitamin & supplements store

  30 Eastern Ave, Somerville, NJ 08876

  Directions(908) 444-6068

• Impact of the gut microbiota on intestinal immunity mediated by tryptophan metabolism

  J Gao, K Xu, H Liu, G Liu, M Bai, C Peng… - Frontiers in cellular and …, 2018 - frontiersin.org

  … In addition to serving as a nutrient enhancer, L-tryptophan (… are important for maintaining healthy bowels. Although the high … As an essential nutrient in mammals, L-tryptophan (Trp), and …

  20181,497 citations

• The biology and biochemistry of kynurenic acid, a potential nutraceutical with multiple biological effects

  LF Alves, JB Moore, DB Kell - International Journal of Molecular Sciences, 2024 - mdpi.com

  … Accordingly, improved functioning, and the potential for an extended and healthy lifespan, might … (viz L-tryptophan), we consider it worthwhile to review their properties in broad outline. …

  202436 citations

• A heretofore undisclosed crux of eosinophilia-myalgia syndrome: compromised histamine degradation

  MJ Smith, RH Garrett - Inflammation Research, 2005 - Springer

  … L-tryptophan is the sole or major component [39]; a preceding “sharp upturn” [40] in nationwide consumption of L-tryptophan supplements … at peak excretions in healthy humans [179];24 …

  200543 citations

• Post-Traumatic Stress Disorder (PTSD) & Anxiety

  L McNamara - drladdvip.com

  … (2) The amino acid 5-HTP (hydroxy-L-tryptophan) has been … supplement, as well as what is in the liver health supplement I … , can all be purchased from Douglas Labs by first creating a …

• Chronic Fatigue Syndrome Nutritional Supplementation Helps Reduce the Symptoms & Progression of Chronic Fatigue Syndrome

  LR McNamara - drladdvip.com

  … disclaimer after the article, and consult your personal health care provider prior to acting … -L-Carnitine and DHEA from Douglas Labs. You can buy from Douglas Labs by first creating a …

• L-Tryptophan 60 vcaps by Douglas Labs

  RNR Points

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2012-02-23. DSLD Label ID: 5345. 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.