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The 10 Best L-Arginine Supplements

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The Best L-Arginine Supplements to Buy

What are the best L-Arginine supplements? 

Well, if you’re looking to improve circulation and blood pressure, gain more energy, increase mental focus, and take care of erectile dysfunction, then the L-Arginine supplements listed below may be of benefit to you. 

But what is L-Arginine?

In short, L-Arginine is the supplement name given to Arginine, an amino acid that helps the body build protein.

Essentially, it acts as a vasodilator, meaning it opens (dilates) blood vessels, which is why it’s become such a popular supplement for helping cardiovascular conditions and supporting athletes.

Now, if you’re already eating a protein-rich diet, then the chances are you’re getting all the Arginine you need. 

However, if you’re looking to take care of one of the conditions mentioned above, or you want to gain a better pump during your workouts, then supplementing with L-Arginine may be the way to go. 

So, to make things easy for you, here’s a list of the 10 best L-Arginine supplements. 

 

The 10 Best L-Arginine Supplements

The list of L-Arginine supplements and figures mentioned below has been compiled from various sources around the web.

These are the 10 best L-Arginine supplements:

 

10. Nutricost L-Arginine

Nutricost L-Arginine 500mg, 300 Capsules - Gluten Free and Non-GMO
  • 500mg of High Quality L-Arginine Per Capsule, 300...
  • Essential Amino Acid
  • Serving Size: 1 Capsule (2 Capsules for 1,000mg)

Nutricost’s L-Arginine capsules contain 500mg of high-quality L-Arginine and are 100% GMO & gluten-free.

You’ll receive 300 capsules per bottle, one capsule per serving, and Nutricost recommends consuming each capsule with approximately 8-12 oz of water between meals. 

Capsules make it easy to stick to the recommended guidelines in terms of servings, as consuming L-Arginine in powdered form can lead to inaccurate serving sizes and using more or less than you need. 

Nutricost’s L-Arginine supplement is made in a GMP compliant, and FDA registered facility and contains the following ingredients: L-Arginine, gelatin, rice flour, magnesium stearate, and silicon dioxide. 

 

9. Best Naturals L-Arginine

(New Improved Formula) Best Naturals L-Arginine 1000 mg 120 Tablets - Pharmaceutical Grade L Arginine Supplement Promotes Nitric Oxide Synthesis
  • Provides vital support for your immune system --...
  • Reduce healing time for bone and other injuries...
  • Arginine promotes Nitric Oxide production, which helps...

The L-Arginine capsules from Best Naturals are made in the U.S. and manufactured following Good Manufacturing Practices (GMP). 

Each bottle contains 120 capsules, with a recommended serving size of one capsule (1000mg) taken three times a day with meals. Each capsule is free from artificial colors, flavors, sweeteners, sugar, starch, gluten, wheat, lactose, and soy. 

Apart from L-Arginine, each capsule also contains Dicalcium Phosphate, Cellulose, Silica, Magnesium Stearate, Stearic Acid, Croscarmellose Sodium, and Pharmaceutical Glaze.

Best Naturals suggests taking L-Arginine to help support your cardiovascular system and circulation, while also reducing the time it takes to heal from bone and other injuries. 

 

8. Arazo Nutrition L-Arginine

Premium L Arginine - 1340mg Nitric Oxide Booster with L-Citrulline & Essential Amino Acids for Heart and Muscle Gain - NO Boost Supplement for Endurance and Energy - 60 Capsules
  • ★ HEART HEALTH – Add L-Arginine to your daily...
  • ★ EXTRA STRENGTH L ARGININE – Combining the power...
  • ★ PROMOTES LEAN MUSCLE - L Arginine is an essential...

Arazo Nutrition’s L-Arginine capsules are made in a GMP certified plant in the U.S. and have been third party safety tested for purity and quality assurance. 

In each bottle, you’ll receive 30 servings, which equates to two capsules a day, to be taken approximately 20-30 minutes before a meal with 8 oz of water. 

Arazo Nutrition state that ingesting their L-Arginine will increase your energy and stamina, boost your metabolism, and help to enhance your overall recovery time. 

They also recommend taking L-Arginine if you’re a bodybuilder, athlete, or just a regularly active person, as the supplement can have positive benefits for all types of people, like supporting daily energy levels and increasing blood flow.

 

7. Bulk Supplements L-Arginine

BulkSupplements L-Arginine Base (300 Gelatin Capsules)
  • May help increase muscle mass*
  • May work to boost exercise endurance*
  • May support heart health*

Bulk Supplements has become well known in the health and fitness industry for providing high-quality products at some of the most affordable prices. 

It’s no different when it comes to their L-Arginine supplements, which are manufactured and packaged in an FDA approved facility, adhering to cGMP (Current Good Manufacturing Practice) standards, and are third-party tested. 

Inside each pouch, you’ll find 300 gelatin capsules that are free from sugar, soy, dairy, yeast, gluten, and other additives.

By taking L-Arginine capsules from Bulk supplements, the brand suggests that it may help increase muscle mass, support heart health and your immune system, and contribute to healthier-looking skin.

Bulk Supplements recommend you consume one capsule three times a day on an empty stomach. 

 

6. Elements of Healthcare L-Arginine Plus

L-arginine Plus-5110mg L-arginine & 1010mg L ,13.4 ounce
  • Proven Nitric Oxide Booster Based on a Nobel Prize...
  • Each bottle contains one month supply (note:...
  • Great-Tasting, Easy-to-Mix Formula, MADE IN USA by...

L-Arginine Plus, by Elements of Healthcare, is based on a Nobel Prize-winning medical discovery and has been proven to boost Nitrix Oxide within the human body. 

The powdered formula is produced in the U.S., and each bottle contains 30 servings, one scoop per serving, with recommended usage being between one and two servings per day between meals on an empty stomach. 

Ingredients include 5110mg L-Arginine, 1010mg L-citrulline, Vitamin B6, B12, B3, & C, Xylitol, Red Wine Extract, and approximately 72 trace minerals per serving. 

Elements of Healthcare suggest that by taking their L-Arginine supplement, it will help to support healthy blood pressure and cholesterol, energy levels, muscle development, and overall circulation.

 

5. Dr. Emil Nutrition Goliath Arginine 3000

Dr. Emil - L Arginine (3150mg) Highest Capsule Dose - Nitric Oxide Supplement for Muscle Growth, Vascularity, Endurance and Heart Health (AAKG and HCL) - 90 Tablets
  • STRONGEST PILL FORM DOSE - Our 3150 mg serving is the...
  • POTENT NO BOOSTER - Our optimal blend of AAKG &...
  • 3X MORE THAN COMPETITORS - Our formula contains 2-3X...

Goliath Arginine 3000, by Dr. Emil Nutrition, has been designed to offer the highest dosage of L-Arginine in pill form, at almost 3x the normal serving size of the majority of capsule-based Arginine supplements. 

The brand was started by Dr. Emil Hodzovic, who’s a practicing medical doctor and leading authority in supplementation and nutrition, who has also contributed to publications like Men’s Health, Men’s Fitness, & The Guardian.

Each serving contains 3150mg of L-Arginine, split across three pills, and you’ll receive 30 servings per bottle, providing you stick to the recommended usage.

The pills are made from all-natural vitamins, minerals, and herbal extracts, which are entirely free from gluten, and are produced inside a GMP certified laboratory in the U.S. 

 

4. Nature’s Bounty L-Arginine

Sale
Nature's Bounty L-Arginine 1000 mg, 50 Tablets
  • Supports nitric oxide synthesis (NOS) and circulation
  • Contributes to healthy blood flow and heart function
  • Protein building block

Nature’s Bounty has been making science-backed products for almost 50 years, all of which are made from the highest quality natural ingredients. 

Their L-Arginine supplement is no different, as it’s been subjected to numerous quality checks throughout the production process to ensure full potency.

You’ll receive 50 tablets per bottle, with a recommended serving size of one tablet at a time, three times a day with meals. 

Nature’s Bounty suggests that introducing L-Arginine to your diet will help support nitric oxide synthesis (NOS) and blood circulation in the body. 

 

3. Nutra Champs L-Arginine

Premium L Arginine 1500mg Nitric Oxide Supplement - Extra Strength for Energy, Muscle Growth, Heart Health, Vascularity & Stamina - Powerful NO Booster Capsules with L-Arginine & L-Citrulline Powder
  • ★ HEART HEALTH HERO - It all starts with your heart....
  • ★ ENERGIZE FOR PEAK PERFORMANCE - When you fuel your...
  • ★ PREMIUM L-ARGININE COMPLEX - On your search for a...

The third best L-Arginine supplement on the market right now is from Nutra Champs. 

Made in the U.S. and adhering to cGMP quality guidelines, Nutra Champs L-Arginine contains premium global ingredients and is 100% vegan. 

Inside each bottle, you’ll find 60 capsules, which Nutra Champs recommends to be split into servings of two capsules a day divided between meals. 

By introducing this supplement into your diet, Nutra Champs suggests that you’ll be able to have more intense and prolonged workouts, as well as reap benefits in muscle growth, blood flow, and vascularity.

 

2. Havasu Nutrition L-Arginine

Sale
Havasu Nutrition Extra Strength L Arginine - 1200mg Nitric Oxide Supplement for Muscle Growth, Vascularity and Energy - L-Citrulline & Essential Amino Acids to Support Physical Endurance, 60 Capsules
  • NITRIC OXIDE IN A NUTSHELL. Nitric oxide may sound like...
  • A TINY MOLECULE WITH A BIG JOB. We know just how...
  • SAY YES TO "NO2": Our customers can't get enough of our...

Havasu Nutrition has created an L-Arginine supplement that’s formulated with natural ingredients to help induce gains in muscle growth and vascularity.  

Each bottle contains 30 capsules, which equates to 30 servings at two capsules a day with meals.

Havasu Nutrition recommends consuming the supplement either pre or post-workout to help support endurance and promote muscle recovery. 

Aside from that, taking L-Arginine from Havasu Nutrition will also support muscle growth, induce better pumps, and increase overall energy and focus while working out. 

Ingredients include L-Arginine HCI, AAKG (L-Arginine-Alpha-ketoglutarate), L-Citrulline Malate, Beet Root Powder, Magnesium Stearate, Silicon Dioxide, and Gelatin.

 

1. NOW Foods L-Arginine

NOW Foods Supplements, L-Arginine 1,000 mg, Nitric Oxide Precursor, Amino Acid, 120 Tablets
  • Double strength l-arginine: NOW offers this non-GMO,...
  • Nitric oxide precursor: Arginine plays an important...
  • Classifications/certifications: Non-GMO, kosher, soy...

NOW Foods is a family-owned and operated company that has been a market leader in the natural products industry for over five decades. 

They have continued to create exceptional, high-quality, all-natural supplements that generate consistent results year after year.

Their double strength L-Arginine supplement, which is non-GMO certified and cGMP quality assured, is no different, as it’s been formulated to provide the highest levels of Arginine possible.  

The capsules are formulated and manufactured in the U.S. and have undergone rigorous testing and quality checks to ensure full potency and product stability. 

NOW Foods recommend consuming each 1,000mg tablet twice daily as needed or before going to sleep with 8 oz of water if that’s more convenient.

 

Summary

We hope you enjoyed our list of the 10 best L-Arginine supplements.

You won’t go wrong with any of the ones we’ve included on the list, to be honest. 

They’re currently the best L-Arginine supplements on the market right now and have all received excellent reviews and feedback, so you can be assured you’ll get the most bang for your buck. 

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Here’s a quick recap of the 10 best L-Arginine supplements:

  1. NOW Foods L-Arginine
  2. Havasu Nutrition L-Arginine
  3. Nutra Champs L-Arginine
  4. Nature’s Bounty L-Arginine
  5. Dr. Emil Nutrition Goliath Arginine 3000
  6. Elements of Healthcare L-Arginine Plus
  7. Bulk Supplements L-Arginine
  8. Arazo Nutrition L-Arginine
  9. Best Naturals L-Arginine
  10. Nutricost L-Arginine

What’s your favorite L-Arginine supplement? Leave a comment below.

Matt is a certified digital marketing consultant from the UK who's passionate about health and fitness. With almost two decades of lifting experience under his belt, Matt shares his knowledge and expertise with us around bodybuilding and supplementation. Deadlifts and barbell curls are his go-to exercises, and, when he's not writing about health and fitness, you'll find him in the gym busting out some arms!

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