L-Phenylalanine®

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: 500 mg · 1–3 per day

Not Present

• 

  L-Phenylalanine Capsules

  BulkSupplements.com4.8(21)

  $18.97
• 

  BulkSupplements DL-Phenylalanine Powder

  BulkSupplements.com4.9(11)

  $20.97
• 

  DLPA Capsules DL-Phenylalanine

  BulkSupplements.com4.7(9)

  $17.97
• 

  Bulk L-Phenylalanine 1 Kilogram - Highest Quality Ingredients - Bulk Supplements - Wholesale Ingredients - Bulk Ingredients - BoxNutra - Bulk

  BoxNutra

  $34.80
• 

  Bulksupplements Phenylethylamine HCl Powder

  Walmart - BulkSupplements.com4.6(651)

  $21.97
• 

  L-Phenylalanine Powder (240 Capsules) (500MG/Capsule, 120 Grams Total)

  Umbrella Labs

  $19.97
• 

  Phenylalanine Crystalline Amino Acid Combination

  Prescribed For Life

  $94.99
• 

  L-Phenylalanine Powder

  Nootropics Depot

  $19.99

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.

• Purmedica Nutritional Science

  4.7 (74)

  Vitamin & supplements store

  233 S Wacker Dr 84th Floor, Chicago, IL 60606

  Directions(888) 754-0313

• The Vitamin Shoppe

  4.2 (110)

  Vitamin & supplements store

  601 W Roosevelt Rd, Chicago, IL 60607

  Directions(312) 243-0094

• LFI Labs

  5.0 (4)

  Vitamin & supplements store

  47 W Polk St #100, Chicago, IL 60605

  Directions(888) 594-3624

• GNC

  3.7 (30)

  Vitamin & supplements store

  22 E Madison St, Chicago, IL 60602

  Directions(312) 722-6779

• Life Spring Health Foods

  4.9 (198)

  Vitamin & supplements store

  3178 N Clark St, Chicago, IL 60657

  Directions(773) 327-1023

• Neoteric Nutra LTD

  Vitamin & supplements store

  203 N LaSalle St #2550, Chicago, IL 60601

  Directions(414) 551-3253

• The Vitamin Shoppe

  4.2 (135)

  Vitamin & supplements store

  2705 N Elston Ave, Chicago, IL 60647

  Directions(773) 235-8370

• GNC

  3.6 (45)

  Vitamin & supplements store

  1228 S Canal St Space #11, Chicago, IL 60607

  Directions(312) 226-3637

• Nutrition, Diet, and Supplements for Peak Physical & Mental Performance

  JD Furber - 1982 - legendarypharma.com

  In order to sustain life, we consume food, which contains nutrients, which supply energy or building materials to our cells, or which improve the living conditions of the cells. …

  1982

• Adding free leucine to a balanced essential amino acid mixture suppresses intracellular transamination of isoleucine and valine in healthy older adults

  SB Knezek, MPKJ Engelen, KS Coyle, CN Perez… - Clinical Nutrition, 2026 - Elsevier

  Background Adding leucine (LEU) to protein meals enhances protein anabolism, but excess LEU reduces valine (VAL) and isoleucine (ILE) plasma concentrations. We examined in …

  2026

• Nutrition of honeybees is constrained by the ratios of essential amino acids in pollen protein

  D Stabler, JA Chennells, EF Power, J Scott, G Perri… - Current Biology, 2025 - cell.com

  Bees and flowering plants have co-evolved as mutualists. In this relationship, bees facilitate genetic outcrossing for plants, and in return, they collect and eat floral nectar and pollen. …

  2025

• Economic Viability of Phenylalanine Production by Synechococcus elongatus 11801

  M Marsing - 2024 - search.proquest.com

  Phenylalanine (Phe) is an essential amino acid that has uses in the feed, food and pharmaceutical industries. There is a large and growing market for Phe as a precursor to the …

  2024

• Chemical Modification and In Silico Validation of Medicinally Privileged Molecular Scaffolds as Kras and SARS-CoV-2 Protease Inhibitors

  PM Okwuchukwu - 2020 - search.proquest.com

  Coronavirus disease was declared a global pandemic by WHO in March 2020, cancer is the second leading cause of death by a disease. Several scientists around the world are …

  2020

• Concentration and Production of Cryoprotective Additives from Agricultural Waste Streams and Abundant Protein Sources

  ML Fomich - 2024

  2024

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2021-10-22. DSLD Label ID: 254696. 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.