Skip to content
The Quality Grade for this product is "NT" (Not Tested). We aim to test all the products Health Orchard offers, and will publish the Quality Testing results on each product’s page once they are available. Our goal is to empower our customers with the information they need to find safe and high-quality health supplements.
Tablets/1,000 mg/120 Count

NOW Foods, L-Arginine, Double Strength

by NOW Foods
SKU NOW-00035
UPC 733739000354
$7.99 - $7.99
$7.99
$7.99 - $7.99
$7.99
$0.07 /g of L-Arginine (from 1,250 mg L-Arginine HCl)

Price Comparison

    Quality Testing

    The Quality Grade for this product is "NT" (Not Tested). We aim to test all the products Health Orchard offers, and will publish the Quality Testing results on each product’s page once they are available. Our goal is to empower our customers with the information they need to find safe and high-quality health supplements.
    Testing Result
    Claimed
    USP Allowed
    Click here to view full testing results.

    Supplement & Nutrition Facts

    Serving Size: 1 Tablet
    Servings Per Container: 120
      Amount Per Serving % Daily Value
    L-Arginine (from 1,250 mg L-Arginine HCl)
    		 1 g (1,000 mg)
    		**
    ** Daily Value not established.

    Product Description

    Description

    Support cardiovascular health with NOW Foods L-Arginine Double Strength, a potent amino acid formula.

    NOW Foods L-Arginine Double Strength is a non-GMO, vegetarian/vegan, and kosher dietary supplement that provides a higher dose of this conditionally essential amino acid involved in urea metabolism, DNA synthesis, and protein production. As an important precursor of nitric oxide (NO), L-Arginine plays a role in the dilation of blood vessels, making it a popular choice for circulatory support.

    • Provides a double-strength dose of L-Arginine, a conditionally essential amino acid
    • Important precursor of nitric oxide (NO), playing a role in the dilation of blood vessels
    • Non-GMO, vegetarian/vegan, and kosher supplement

    Directions

    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. 

    Ingredients

    Hydroxypropyl cellulose, microcrystalline cellulose, stearic acid (vegetable source), croscarmellose sodium, silicon dioxide and vegetarian coating.

    Not manufactured with wheat, gluten, soy, milk, egg, fish, shellfish or tree nut ingredients. Produced in a GMP facility that processes other ingredients containing these allergens.

    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.

    Health risks and warnings

    Store in a cool, dry place after opening.

    Take this product with at least 8 oz. of water or juice. For adults only. 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. This product should be avoided by persons with glaucoma or herpes simplex unless otherwise prescribed by a physician. 

    Do not use if you have a myocardial infarction or have established coronary artery disease. Keep out of reach of children. 

    Natural color variation may occur in this product.

    Please note

    At Health Orchard, we are committed to providing accurate product information and images. However, manufacturers may update their product packaging or ingredients, and these changes may not be immediately reflected on our website. It's possible for products to be shipped with different packaging than what is shown online. For the most accurate and safe use of any product, we advise reading the product's label, warnings, and instructions rather than relying solely on the details provided by Health Orchard.

    Visit the manufacturer's website for more information.

    Questions and Answers about NOW Foods, L-Arginine, Double Strength

    Have a Question?

    Ask a Question

    • How fast does L-arginine work for erectile dysfunction?

      The effects of L-arginine on erectile dysfunction can vary from person to person. Some individuals may notice improvements within a few days of starting supplementation, while others may require several weeks of consistent use to experience significant benefits. L-arginine works by increasing nitric oxide production, which can enhance blood flow to the genital area. The speed of its action can depend on factors such as dosage, individual physiology, and overall health status.

    • Is NOW Foods L-Arginine Double Strength safe for kidneys?

      NOW Foods L-Arginine Double Strength is generally considered safe for kidneys in healthy individuals when used as directed. In fact, some research suggests that L-arginine may have protective effects on kidney function. However, individuals with pre-existing kidney conditions or those at risk for kidney problems should exercise caution and consult with a healthcare provider before using high-dose L-arginine supplements.

    • Is it safe to take NOW Foods L-Arginine Double Strength every day?

      For most healthy individuals, it is generally safe to take NOW Foods L-Arginine Double Strength daily as directed on the product label. Regular use may provide ongoing benefits for cardiovascular health, exercise performance, and overall well-being. However, as with any supplement, it's important to adhere to the recommended dosage and be aware of any potential interactions with medications or existing health conditions.

    • What is NOW Foods L-Arginine Double Strength used for?

      NOW Foods L-Arginine Double Strength is commonly used to support cardiovascular health, enhance exercise performance, and improve sexual function. As a precursor to nitric oxide, it may help improve blood flow throughout the body, potentially benefiting heart health and athletic endurance. Some people also use it to support immune function, wound healing, and overall well-being.

    • What is the best time to use NOW Foods L-Arginine Double Strength?

      The best time to take NOW Foods L-Arginine Double Strength can depend on your specific goals. For general health and cardiovascular support, it can be taken at any time of day, preferably with meals to enhance absorption. If using it for exercise performance, taking it about 30-60 minutes before a workout may be beneficial. For those using it to support sexual function, taking it an hour or two before sexual activity might be most effective.

    • Can I take NOW Foods L-Arginine Double Strength before bed?

      Taking NOW Foods L-Arginine Double Strength before bed is generally safe and can be beneficial for some individuals. L-arginine may help improve sleep quality by promoting relaxation and supporting healthy circulation. However, some people might experience increased energy from L-arginine, which could potentially interfere with sleep. If you notice any sleep disturbances, consider taking it earlier in the day.

    Marketplace

    The Marketplace not only offers thousands of health supplements, but also allows you to see the prices of those supplements at all major retailers.

    Library

    The Library will provide articles, guidebooks, and video tutorials from real doctors to help you understand all you need to know about your health supplements.

    Forum

    The Forum allows healthcare professionals and paying users to discuss health and supplements on an organized and user-friendly platform.

    Related Blog Posts

    See more