L-Ornithine 500 mg®

Amino Acids & Protein

Brand: Solgar

CapsuleAmino acid/ProteinOff Market
Click to view full label

Net Contents

50 Vegetable Capsule(s)

Serving Size

1–2 Vegetable Capsule(s)

Servings Per Container

Not specified

Supplement Form

Capsule

Bar Code (UPC/SKU)

0 33984 02060 3

Product Version

B302060 00B

Label Analysis

Objective insights generated automatically from the official DSLD label — a quick, factual read of how this product is formulated and disclosed.

1Active Ingredients

Single-ingredient formula listed in Supplement Facts.

100%Amount Transparency

Every active ingredient discloses a specific amount per serving.

3Dietary Attributes

Label states: Vegetarian, Gluten-Free, Kosher.

This analysis is generated algorithmically from label data for educational reference only. It is not a product endorsement, ranking, or medical advice.

Allergen Guide

Free From

  • Milk

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.

Supplement Facts

Serving Size: 1–2 Vegetable Capsule(s) · 1 per day

IngredientAmount Per Serving
L-Ornithine(L-Ornithine)500 mg

Not Present

Other Ingredients

Vegetable CelluloseMicrocrystalline CelluloseVegetable Magnesium StearateSilicaStearic Acid

Target Groups

VegetarianAdult (18 - 50 Years)KosherGluten FreeDairy FreeSugar Free

Label Claims

NutrientAll OtherStructure/Function

Directions & Suggested Use

Suggested/Recommended/Usage/Directions

SUGGESTED USE: As a dietary supplement for adults, take one (1) to two (2) vegetable capsules daily, between meals, or as directed by a healthcare practitioner.

Warnings & Precautions

Precautions re: Pregnant or Nursing or Prescription Medications

If you are pregnant, nursing, taking any medication or have a medical condition, please consult your healthcare practitioner before taking any dietary supplement.

Precautions re: Children

Keep out of reach of children.

Precautions re: All Other

Do not use if outer bottle seal is missing, torn or damaged in any way.

Storage

Storage

Store in a cool, dry place.

Formulation

Formulation re: Vegetarian/Vegan

SUITABLE FOR VEGETARIANS

Formulation re: Does NOT Contain

GLUTEN, WHEAT & DAIRY FREE

Formulation re: Does NOT Contain

FREE OF: Gluten, Wheat, Dairy, Soy, Yeast, Sugar, Sodium, Artificial Flavor, Sweetener, Preservatives and Color.

Formula re: Kosher

Solgar’s KOF-K certification #K-1250

FDA Statements

FDA Disclaimer Statement

These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.

FDA Statement of Identity

DIETARY SUPPLEMENT

Other Label Statements

Seals/Symbols

K PARVE

General Statements: All Other Content

L-Ornithine is an intermediate compound involved in the synthesis of L-Arginine in the body. This formulation provides Free Form L-Ornithine to promote optimal absorption and assimilation.

Brand IP Statement(s) re: (c), (TM), (SM)

(C)2009 Solgar, Inc.

General: Product/Version Code

B302060 00B

General Statements: All Other Content

Since 1947

General Statements: All Other Content

FREE FORM

Manufacturer & Distributor

Other

1-877-765-4274

Manufacturer

Solgar, Inc.

500 Willow Tree Road, Leonia, NJ, 07605, U.S.A.

Where to Buy Locally

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Research & Studies

  • L-ornithine supplementation attenuates physical fatigue in healthy volunteers by modulating lipid and amino acid metabolism

    T Sugino, T Shirai, Y Kajimoto, O Kajimoto - Nutrition research, 2008 - Elsevier

    … fashion: 2 capsules of 500 mg of l-ornithine hydrochloride (Kyowa Hakko Kogyo … mg of crystalline cellulose (JRS Pharma GmbH & Co KG, Rosenberg, Germany). The dose of l-ornithine …

    2008197 citations
  • Effects of Oral Ingestion of L-Ornithine on Mental Stress and Fatigue Based on the Trier Social Stress Test in Healthy Humans: A Randomized, Double-Blind …

    K Moriyasu, A Nakajima, M Morita - Journal of Clinical Medicine, 2024 - mdpi.com

    … The consumption of medicines, supplements, and health foods that contain ornithine or are related to mental stress was prohibited. Activities to relieve stress and recover from fatigue …

    20242 citations
  • L-arginine add-on treatment for schizophrenia: a randomized, double-blind, placebo-controlled, crossover study

    Y Koçyiğit, Y Gökhan, S Karahan, Y Ayhan… - Turk Psikiyatri …, 2018 - turkpsikiyatri.com

    … and GABA synthesis such as L-ornithine and urea via arginase… cluded, five due to chronic medical illnesses and one due to … of L-arginine were available as commercial products (Solgar …

    20188 citations
  • An observational study on the effect of l-ornithine-l-aspartate (LOLA) on the gut microbiome in liver cirrhosis. A single center phase 4 study

    D Habich, A Horvath, N Feldbacher… - Clinical …, 2026 - clinicalnutritionjournal.com

    … l-ornithine-l-aspartate (LOLA) on the gut microbiome, biomarkers along the gut-liver-axis, muscle health … descriptions of the outcome assessment are given in the supplementary data. …

    20262 citations
  • Oral intake of L-ornithine-L-aspartate is associated with distinct microbiome and metabolome changes in Cirrhosis

    A Horvath, J Traub, B Aliwa, B Bourgeois, T Madl… - Nutrients, 2022 - mdpi.com

    … link between the pathophysiology of hepatic encephalopathy and muscle health. … L-ornithine and L-aspartate in LOLA dissociate readily and are consecutively absorbed. L-ornithine …

    202217 citations
  • National Formulary for Inherited Metabolic Diseases

    WA Batten - bimdg.org.uk

    … medications and medical food supplements unfamiliar to … the use of these drugs / food supplements. In addition, for example … 500 mg tablets in packs of 28 tablets (U). UCLH brand from …

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2015-04-24. DSLD Label ID: 44181. 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.