L-Proline®

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: 2000 mg · 1–2 per day

Not Present

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  BulkSupplements L-Proline

  BulkSupplements.com4.9(46)

  $19.97
• 

  BulkSupplements L-Proline Capsules

  BulkSupplements.com4.9(45)

  $18.97
• 

  L-Proline

  BulkSupplements.com4.9(46)

  $17.97
• 

  PureBulk L-Proline Bags

  PureBulk4.8(13)

  $17.25Lowest
• 

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

  BoxNutra

  $55.20
• 

  Bestvite L-Proline 500mg 120 Vegetarian Capsules

  Bestvite4.9(16)

  $18.99
• 

  BulkSupplements.com L-Proline Powder - Proline Supplements Amino Acid Powder - Unflavored & Gluten Free 2g per Serving 1kg (2.2 lbs) (Pack of 1) 2.2

  GoSupps.com4.9(46)

  $79.99
• 

  L-Proline 1000g Powder

  Jo Mar Labs

  $308.80

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.

• Nutrition Faktory

  4.5 (17)

  Vitamin & supplements store

  1296 Union University Dr Ste D, Jackson, TN 38305

  Directions(731) 300-0598

• Refined Ultimate Nutrition

  5.0 (1)

  Vitamin & supplements store

  2109 Cedar St, McKenzie, TN 38201

  Directions(731) 333-9504

• GNC

  3.9 (37)

  Vitamin & supplements store

  1150 Mineral Wells Ave, Paris, TN 38242

  Directions(731) 642-1415

• Walmart Supercenter

  4.0 (2250)

  Department store

  134 Courtright Rd, Martin, TN 38237

  Directions(731) 587-3843

• Walmart Supercenter

  3.8 (3634)

  Department store

  2650 Lake Rd, Dyersburg, TN 38024

  Directions(731) 285-3700

• 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

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2024-05-23. DSLD Label ID: 312262. 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.