Amino Acids

NOW Foods Amino Acids Review

Updated February 2026 • 4 min read

NOW Foods Supplements, L-Arginine 1,000 mg, Nitric Oxide Pre...

NOW Foods Supplements, L-Arginine 1,000 mg, Nitric Oxide Pre...

⭐⭐⭐⭐ 4.5/5 (14,539 reviews)
$17.29
Check Price on Amazon

What Is NOW Foods Amino Acids?

If you're looking for a high-quality amino acid supplement that can give you a boost in overall health and performance, NOW Foods L-Arginine 1,000 mg might be the perfect fit for you. As a well-established brand with over 50 years of experience, NOW Foods is known for its commitment to producing effective, non-GMO supplements that cater to various health needs. With a 4.5-star rating from over 14,000 reviews, NOW Foods L-Arginine 1,000 mg has earned its spot as a top choice among athletes and health enthusiasts alike.

Key Benefits

So, what sets this supplement apart from others in the market? Here are three key benefits you can expect from NOW Foods L-Arginine 1,000 mg:

  1. Improved Blood Flow and Nitric Oxide Production: Arginine plays a crucial role in the production of nitric oxide, a potent vasodilator that helps relax blood vessels and improve circulation. This can lead to increased oxygen delivery to your muscles, which is especially beneficial for athletes and individuals who engage in regular physical activity.
  2. Enhanced Endurance and Performance: By improving blood flow and reducing blood pressure, L-Arginine 1,000 mg can help you power through your workouts and recover faster. This is especially useful for athletes who engage in high-intensity activities like sprinting, weightlifting, or cycling.
  3. Supports Heart Health: The nitric oxide produced by arginine can also help reduce blood pressure and cholesterol levels, making it an excellent supplement for individuals with cardiovascular health concerns.

How To Use

To get the most out of NOW Foods L-Arginine 1,000 mg, follow these usage guidelines:

  • Take 1 tablet, 1-3 times a day with food
  • Start with a lower dose (1 tablet) and gradually increase as needed
  • Consult with a healthcare professional before taking this supplement if you have any underlying health conditions

Who Should Use This?

This supplement is perfect for:

  • Athletes and fitness enthusiasts who engage in high-intensity activities
  • Individuals who experience blood flow issues or cardiovascular health concerns
  • Those looking to improve their overall endurance and performance

The Verdict

Overall, NOW Foods L-Arginine 1,000 mg is an excellent supplement that offers a range of benefits for athletes and individuals who prioritize their health. With its non-GMO formula, double strength L-Arginine, and GMP certification, you can trust that you're getting a high-quality product that delivers results. If you're looking for a reliable supplement that can help you power through your workouts and support your overall health, NOW Foods L-Arginine 1,000 mg is definitely worth considering.

Product Features

  • DOUBLE STRENGTH L-ARGININE: NOW offers this non-GMO, double strength L-Arginine supplement in 1,000 mg tablets.
  • NITRIC OXIDE PRECURSOR: Arginine plays an important role in the dilation of blood vessels.
  • CLASSIFICATIONS/CERTIFICATIONS: Non-GMO, Kosher, Soy Free
  • GMP Quality Assured: NPA A-rated GMP certification means that every aspect of the NOW manufacturing process has been examined, including our laboratory/testing methods (for stability, potency, and product formulation).
  • Packaged in the USA by a family owned and operated company since 1968.

Ready to try NOW Foods?

Join 14,539 customers who rated this product 4.5/5 stars.

View on Amazon →

Affiliate Disclosure: As an Amazon Associate, we earn from qualifying purchases. This doesn't affect our recommendations or the price you pay.