Double Strength L-Arginine 1000 mg®
Amino Acids & ProteinBrand: NOW Sports
Functions
Net Contents
60 Tablet(s)
Serving Size
1 Tablet(s)
Servings Per Container
60
Supplement Form
Tablet or Pill
Bar Code (UPC/SKU)
7 33739 00025 5
Product Version
CODE 0025EN V1
Label Analysis
Objective insights generated automatically from the official DSLD label — a quick, factual read of how this product is formulated and disclosed.
Single-ingredient formula listed in Supplement Facts.
Every active ingredient discloses a specific amount per serving.
Label states: Vegan, Vegetarian, Non-GMO, 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.
Supplement Facts
Serving Size: 1 Tablet(s) · 2 per day
| Ingredient | Amount Per Serving | |
|---|---|---|
| L-Arginine | 1 Gram(s) | — |
| L-Arginine Hydrochloride | 1250 mg | — |
Not Present
Other Ingredients
Target Groups
Label Claims
Directions & Suggested Use
Suggested/Recommended/Usage/Directions
Suggested usage: Take 1 tablet twice daily as needed. Take between meals or at bedtime with at least 8 oz. of water or juice to facilitate absorption.
Suggested/Recommended/Usage/Directions
Caution: Take this product with at least 8 oz. of water or juice.
Warnings & Precautions
Precautions re: Children
For adults only.
Precautions re: Pregnant or Nursing or Prescription Medications
Not for pregnant or nursing women. Consult physician if taking medication (especially antihypertensives, anticoagulants, and antidiabetic drugs), have a medical condition (especially asthma or renal disease) or are planning to have surgery.
Precautions re: All Other
This product should be avoided by persons with glaucoma or herpes simplex unless otherwise prescribed by a physician. Do not use if you have had a myocardial infarction or have established coronary artery disease.
Precautions re: Children
Keep out of reach of children.
Precautions re: Allergies
Not manufactured with wheat, gluten, soy, milk, egg, fish, shellfish, tree nut or sesame ingredients. Produced in a GMP facility that processes other ingredients containing these allergens.
Storage
Storage
Store in a cool, dry, dark place after opening.
Formulation
Formula re: Contains
Arginine is a conditionally essential basic amino acid involved primarily in urea metabolism and excretion, as well as in DNA synthesis and protein production. It is an important precursor of nitric oxide (NO) and thus plays a role in the dilation of blood vessels.
Formulation re: Other
Natural color variation may occur in this product.
Formula re: Contains
Amino Acids
Formulation re: Other
Protein metabolism Nitric Oxide precursor Muscle maintenance
Formulation re: Does NOT Contain
Steroid tested Non-GMO
Formula re: Kosher
Triangle K (Kosher)
Formulation re: Vegetarian/Vegan
Vegan
Formulation re: Other
Made and quality tested in the USA with globally sourced ingredients.
Formulation re: Does NOT Contain
Not manufactured with wheat, gluten, soy, milk, egg, fish, shellfish, tree nut or sesame ingredients.
Formula re: Contains
This product has twice the L-Arginine (1,000 mg per tablet) as in our regular strength product (500 mg per capsule). The L-Arginine used in this product is pharmaceutical grade.
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.
Other Label Statements
Seals/Symbols
GMP Quality Assured
Seals/Symbols
Informed Sport We Test You Trust Triangle K (Kosher)
Manufacturer & Distributor
Manufacturer
NOW FOODS
395 S. Glen Ellyn Rd., Bloomingdale, IL, 60108, USA
Market Reference
Now L-Arginine
iHerb4.7(9800)$11.01Now Foods L-Arginine Double Strength 1000 mg 180 Tablets
Muscle & Strength4.8(306)$19.99NOW L-Arginine Double Strength 1000 mg Tablets
The Food Mill4.8(306)$17.99(2 pack) NOW Foods Sports, L-Arginine, 1,000 mg, 180 Tablets, Size: 6.20
Walmart - Fruitful Yield4.7(9800)$45.32NOW Sports L-Arginine 1000 mg Double Strength 180 Tablets
eBay - kardiackid2164.7(9800)$16.18Now Foods L-Arginine 1000 Mg - 240 Tablets (2 x 120 Tablet Bottles) TWINPACK
DPS Nutrition4.7(9800)$29.98NOWFoods. Now Foods Double Strength L-Arginine
eBay4.9(11)$19.25(2 pack) NOW Supplements, L-Arginine 1,000 mg, Nitric Oxide Precursor*, Amino Acid, 120 Tablets, White
Walmart - Fruitful Yield4.7(9800)$36.64
Where to Buy Locally
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 Depot
5.0 (112)Vitamin & supplements store
2005 Southwest Fwy, Houston, TX 77098
Supplement Superstore
5.0 (1306)Vitamin & supplements store
7449 S Lindbergh Blvd, St. Louis, MO 63125
Supplement Warehouse
4.7 (229)Vitamin & supplements store
181 W Crossroads Pkwy Ste F, Bolingbrook, IL 60440
Capitol Nutrition & Supplements
4.9 (204)Vitamin & supplements store
7030 W 159th St, Orland Park, IL 60462
Supplement Superstore
5.0 (1144)Vitamin & supplements store
14004 Manchester Rd #4514, Ballwin, MO 63011
Supplement Superstore
5.0 (734)Vitamin & supplements store
2090 Washington Crossing, Washington, MO 63090
Supplement Superstore
5.0 (1389)Vitamin & supplements store
8420 Eager Rd, St. Louis, MO 63144
Supplement Superstore
4.8 (132)Vitamin & supplements store
8600 Ward Pkwy Ste 2140, Kansas City, MO 64114
Research & Studies
Safety and performance benefits of arginine supplements for military personnel: a systematic review
JR Brooks, H Oketch-Rabah, T Low Dog… - Nutrition …, 2016 - academic.oup.com
… of health. Objective: The objective of this evidence-based review was to examine whether supplementation with l-arginine, … as an important component of sports nutrition, particularly for …
201630 citationsGet Price Alerts
AN Casanova–Deals - blog.priceplow.com
… , a large 1000mg horny goat weed extract (now standardized to 30… Unlike standard L-arginine supplementation, which gets … a team of supplement industry veterans that include medical …
Antioxidants and sports performance
VJ Clemente-Suárez, Á Bustamante-Sanchez… - Nutrients, 2023 - mdpi.com
… of antioxidants on health and sports performance may also … ; however, it is now recognized that they are compelling … such as l-citrulline and l-arginine, and improved antioxidant capacity …
2023166 citationsNutraceuticals and phytotherapy in men's health: antioxidants, pro-oxidants, and a novel opportunity for lifestyle changes
MA Moyad - Urologic Clinics, 2022 - urologic.theclinics.com
… as a single ingredient is l-arginine with and without PDE-5 … mg vitamin C, 400 mg vitamin E, 0.20 mg selenium, 1000 mg … the plethora of publications now available, including phase 3 …
20229 citationsComplementary and Alternative Medicine for Erectile Dysfunction, Testosterone Replacement Therapy, and Female Sexual Dysfunction
MA Moyad - … & Alternative Medicine for Prostate and Urologic Health, 2014 - Springer
… Sports officials were in favor of an overall ban on steroids and … , the idea of utilizing l-arginine supplements to enhance the … Some experts now believe that citrulline is the ideal amino …
2014Dietary supplements for consideration in elite female footballers
HC Sheridan, LJF Parker… - European Journal of Sport …, 2022 - Taylor & Francis
… Supplements are only advised in addition to a healthy, balanced diet, but may warrant a … production of NO through the oxidation of L-arginine facilitated by nitric oxide synthase. The …
202221 citations
Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2023-12-14. DSLD Label ID: 303937. 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.
Related Products

100% Beef Aminos
Universal

100% Beef Aminos
Universal

100% Beef Aminos
Universal

100% Beef Aminos
Universal