L-Tryptophan Peptide

Suggested Use

USAGE: Take 2 tablets on an empty stomach 30 minutes before sleep with water or fruit juice or as directed by your qualified healthcare professional.

• 

  L-Tryptophan Peptide

  personalpower4.3(6)

  $19.95
• 

  Jarrow Formulas 5-HTP 100 mg 60 Capsules

  Jarrow Formulas4.7(200)

  $20.99
• 

  Jarrow Formulas L- Tryptophan 500mg 60 Capsules

  Instacart4.5(8)

  $16.79Lowest
• 

  Jarrow Formulas Neuro Optimiser Capsules

  Village Green Apothecary4.8(1400)

  $41.99
• 

  L- Tryptophan

  SFI Health

  $43.99
• 

  Jarrow Formulas Supplement FM Dphls Advn 30 Each

  Walmart - Atmada Nutrition4.7(437)

  $47.99
• 

  5-HTP - 60 caps

  Sojourns Apothecary Store4.7(253)

  $31.00
• 

  Optimized Tryptophan Plus

  Pure Prescriptions4.6(626)

  $32.00

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.

• Nutraceutical Corporation, Better Being Co., Wellness Brands

  4.5 (47)

  Corporate office

  580 W 300 N #2c, Ogden, UT 84404

  Directions(801) 334-1500

• GNC

  4.6 (33)

  Vitamin & supplements store

  2564 N 400 E St, North Ogden, UT 84414

  Directions(385) 389-2495

• Systemic Formulas

  4.1 (15)

  Vitamin & supplements store

  626 W Stockman Wy STE 1, Ogden, UT 84401

  Directions(800) 445-4647

• Khroma Herbal Products

  4.9 (37)

  Vitamin & supplements store

  2232 Washington Blvd, Ogden, UT 84401

  Directions(801) 332-9037

• Monarch Nutraceuticals Inc

  1.0 (1)

  Health food store

  933 Wall Ave, Ogden, UT 84404

  Directions(801) 334-3911

• Mother Earth Mineral Inc

  4.4 (8)

  Vitamin & supplements store

  1260 S 1200 W #3, Ogden, UT 84404

  Directions(801) 392-1635

• Professional Botanicals

  5.0 (1)

  Vitamin & supplements store

  2715 N 1600 W, Ogden, UT 84404

  Directions(877) 745-0850

• Natural Grocers

  4.5 (762)

  Vitamin & supplements store

  270 12th St, Ogden, UT 84404

  Directions(385) 333-7768

• … in the plasma tryptophan-to-large-neutral-amino-acids ratio attenuates the effects of L-tryptophan on gut hormones and energy intake in healthy males: a randomized …

  J Anjom-Shoae, M Hajishafiee, PCE Fitzgerald… - The American journal of …, 2025 - Elsevier

  … L-tryptophan (“Trp”) and L-leucine (“Leu”), when administered intraduodenally, increase plasma cholecystokinin (CCK) and glucagon-like peptide 1 (GLP-1) and stimulate pyloric …

  20253 citations

• Analysis, nutrition, and health benefits of tryptophan

  M Friedman - International Journal of Tryptophan Research, 2018 - journals.sagepub.com

  … Here, tryptophan refers to l-tryptophan and the isomeric form produced during food … , depending on whether they are consumed in the free state or as part of a peptide or food protein. …

  2018398 citations

• Energy for the Long Haul

  K Chiarello-Ebner - wholefoodsmagazine.com

  … in our bodies to support healthy metabolism may be the most … research and development at Jarrow Formulas, Los Angeles, … with PeptoPro, a mixture of water-soluble peptides that can …

• Determining dietary tryptophan requirements in healthy pregnant females using the indicator amino acid oxidation method

  N Al Mansoori - 2025 - open.library.ubc.ca

  Tryptophan, an indispensable amino acid, is important during pregnancy because of increased demand for maternal protein synthesis and fetal growth and development. Tryptophan …

  2025

• Fortification for Robust Health

  G Kalra - 2016 - academia.edu

  … ingredients or dietary supplements that determine specific health or 171 medical benefits counting the … L-tryptophan: basic metabolic functions, behavioral research and therapeutic 588 …

  2016

• Key Strategies for Weight Management

  K Chiarello-Ebner - 2015 - wholefoodsmagazine.com

  … mg or 3,000 mg doses of L-tryptophan one hour before meals, … is used for making bioactive peptides from these three main … health care professional before beginning a new supplement. …

  2015

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2014-10-10. DSLD Label ID: 37942. 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.