L-Glutamine Powder®

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.

Allergen flags are parsed automatically from the official label's claims and statements. Always verify against the physical product label before use, especially if you have a severe allergy.

Serving Size: 3 Gram(s) · 1 per day

Not Present

• 

  Carlson Labs L-Glutamine Powder

  Vitacost.com4.8(137)

  $15.22
• 

  Carlson L-Arginine Powder

  iHerb4.8(72)

  $93.50
• 

  Carlson L-Glutamine

  Carlson Labs4.7(113)

  $19.88
• 

  Pure Encapsulations L-Glutamine Powder

  Pure For You4.7(154)

  $55.00
• 

  Carlson L-Lysine Powder

  iHerb4.8(635)

  $8.42Lowest
• 

  Carlson Amino Acid

  Instacart4.8(137)

  $16.29
• 

  Carlyle L Glutamine Powder 5000mg Unflavored 2.2 lbs

  Target

  $40.99
• 

  L-Glutamine

  cranel.co

  $48.00

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.

• ITL Health

  5.0 (37)

  Vitamin & Supplements Shop

  50 Broadway, London SW1H 0BL

  Directions0118 321 7628

• Prodentim

  5.0 (1)

  Vitamin & Supplements Shop

  72 Regent St., London W1B 4EN

  Directions028 6745 7567

• Aphro-D

  4.9 (82)

  Vitamin & Supplements Shop

  27 Old Gloucester St, London WC1N 3AF

  Directions+1 224-241-7531

• Nutriburst

  4.6 (30)

  Manufacturer

  8 Waterloo Pl, London SW1Y 4BN

  Directions020 3943 8201

• Protiv Nutrition

  5.0 (1)

  Vitamin & Supplements Shop

  3rd Floor, 207 Regent St., London W1B 3HH

  Directions07442 915758

• Holland & Barrett - Strand

  3.7 (51)

  Vitamin & Supplements Shop

  406-408 Strand, London WC2R 0NE

  Directions0330 058 2640

• RightNutri

  4.9 (78)

  Vitamin & Supplements Shop

  26 Queenstown Rd, London SW8 3RX

  Directions0800 098 8888

• Holland & Barrett - Covent Garden

  3.7 (60)

  Vitamin & Supplements Shop

  39 Long Acre, London WC2E 9LG

  Directions0330 058 2640

• Oral L‐glutamine therapy for sickle cell anemia: I. Subjective clinical improvement and favorable change in red cell NAD redox potential

  Y Niihara, CR Zerez, DS Akiyama… - American journal of …, 1998 - Wiley Online Library

  … In this report, we describe the in vivo effect of L-glutamine supple… After proper consent, Lglutamine was started at a dose of 30 … Our data show that oral L-glutamine can significantly …

  1998169 citations

• L-Glutamine enhances tight junction integrity by activating CaMK kinase 2–AMP-activated protein kinase signaling in intestinal porcine epithelial cells

  B Wang, Z Wu, Y Ji, K Sun, Z Dai… - The Journal of nutrition, 2016 - academic.oup.com

  … Results of our recent work show that dietary L-glutamine (Gln) supplementation enhances the protein abundance of TJ proteins in the small intestine of piglets. However, the underlying …

  2016152 citations

• Effects of L-glutamine and hyaluronic acid associated with photobiomodulation on oral mucositis: a randomized clinical trial

  RW Dos Santos, AFL Martins, SS Sousa-Neto… - Supportive Care in …, 2025 - Springer

  … The impact of oral health on quality of life and the symptoms reported by patients were … , nutritional supplements, and vitamins were suggested, such as the oral use of L-Glutamine (LG) …

  20255 citations

• Determination of free arginine, glutamine, and β-alanine in nutritional products and dietary supplements

  JH Baxter, PW Johns - Food Analytical Methods, 2012 - Springer

  … supplements. Assessments of free l-glutamine stability in three different reconstituted powder … liquid products) in liquid medical nutritional C (spiked with free l-glutamine and β-alanine) …

  201222 citations

• A Population Pharmacokinetic Analysis of l-Glutamine Exposure in Patients with Sickle Cell Disease: Evaluation of Dose and Food Effects

  A Sadaf, M Dong, A Pfeiffer, T Latham, T Kalfa… - Clinical …, 2024 - Springer

  … of l-glutamine in pediatric and adult participants with sickle cell disease (N = 8) and adult healthy … We report the first pharmacokinetic study of multiple-dose, long-term oral l-glutamine …

  20249 citations

• l-Citrulline Supplementation: Impact on Cardiometabolic Health

  TD Allerton, DN Proctor, JM Stephens, TR Dugas… - Nutrients, 2018 - mdpi.com

  … l-glutamine within enterocytes as the major precursor for the synthesis of l-citrulline and subsequent release into systemic circulation [27]. However, recent data suggest that l-glutamine’…

  2018317 citations

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2025-09-25. DSLD Label ID: 337536. 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.