L-Ornithine®

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: 0.5 tsp · 1–2 per day

Not Present

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  Now L-Ornithine 500 mg

  Walmart4.8(1800)

  $18.88
• 

  Now Foods L Ornithine Powder

  Vitacost.com4.8(393)

  $29.39
• 

  NOW ARGININE ORNITHINE

  Swanson Health Products4.7(817)

  $26.39
• 

  (2 pack) NOW Supplements, L-Ornithine (L-Ornithine Hydrochloride) 500 mg, Amino Acid, 120 Veg Capsules, White

  Walmart - Fruitful Yield4.8(1800)

  $33.18
• 

  Now Sports Arginine & Ornithine 500 mg / 250 mg

  Bulk Apothecary4.8(22)

  $31.77
• 

  Now L-Arginine

  nowfoods.com4.7(9800)

  $17.99
• 

  (2 pack) Now Foods L-Ornithine Powder - 8 Ounces

  Walmart - Fruitful Yield

  $52.24
• 

  NOW Sports Arginine & Ornithine 500/250 mg

  The Food Mill4.8(22)

  $28.04

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.

• Bodystore.nl Supplements

  4.7 (105)

  Vitamin & supplements store

  Vogt 19, 6422 RK Heerlen, Netherlands

  Directions+44 1377 253000

• Acute l-arginine supplementation increases muscle blood volume but not strength performance

  TS Álvares, CA Conte Jr… - Applied Physiology …, 2012 - cdnsciencepub.com

  … during resistance exercise in healthy individuals by improving … of foods and were requested to restrict their diets from foods … increase in the plasma l-ornithine in the ARG group when …

  2012141 citations

• Metabolic Precursors of l-Arginine Supplementation in Sports: A Focus on l-Citrulline and l-Ornithine

  A Pons, R Bescós, A Sureda, JA Tur - L-Arginine in Clinical Nutrition, 2016 - Springer

  … In this study, ten healthy young adults with regular training experience ingested l-ornithine … group and serum l-ornithine was also significantly greater with l-ornithine ingestion. However, …

  20164 citations

• Effect of l-ornithine hydrochloride ingestion on intermittent maximal anaerobic cycle ergometer performance and fatigue recovery after exercise

  S Demura, K Morishita, T Yamada, S Yamaji… - European journal of …, 2011 - Springer

  … has not been examined until now, the greater … health education participated in this study (age, 23.8 ± 3.9 years; height, 172.3 ± 5.5 cm; body mass, 67.7 ± 6.1 kg). They performed sports …

  201118 citations

• Arginase: a multifaceted enzyme important in health and disease

  RW Caldwell, PC Rodriguez, HA Toque… - Physiological …, 2018 - journals.physiology.org

  … a substrate for NOS and l-ornithine produced in the urea cycle … acids induces aversion to otherwise nutritious foods (131). … Several competitive arginase inhibitors are now available that …

  2018623 citations

• L-arginine reduces exercise-induced increase in plasma lactate and ammonia

  A Schaefer, F Piquard, B Geny… - … journal of sports …, 2002 - thieme-connect.com

  … healthy subjects. Furthermore, we determined simultaneously plasma L-ARG and the metabolically derived aminoacids, plasma L-ornithine… This dose-dependent increase of L-ornithine …

  2002187 citations

• Impact of L-ornithine L-aspartate on non-alcoholic steatohepatitis-associated hyperammonemia and muscle alterations

  C Pichon, M Nachit, J Gillard, G Vande Velde… - Frontiers in …, 2022 - frontiersin.org

  … We then tested the effect of an 8 week-long supplementation with L-ornithine L-aspartate (LOLA), a known ammonia-lowering treatment, given after either 4 or 12 weeks of HFD for a …

  202225 citations

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2012-10-01. DSLD Label ID: 13599. 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.