Best Arginine Citrulline Supplement

Peter | 05-11-2025

Navigating the many Best Arginine Citrulline Supplement options on the market – from major brands like Horbäach,Nutricost,NOW Foods,Best Naturals,Micro Ingredients to lesser-known names – can feel overwhelming. But we’re here to help simplify your search for the best products.

After extensive research testing hundreds of Best Arginine Citrulline Supplement, we’ve selected the top contenders. Our number one recommendation is Horbäach Best Arginine Citrulline Supplement based on its stellar performance and quality. Below you’ll find more of our top-rated picks for the best Best Arginine Citrulline Supplement currently available.

Be sure to consult our handy buying guide as well for expert tips on choosing the right Best Arginine Citrulline Supplement to suit your individual needs. It has all the crucial information you need to make an informed purchasing decision. With our guidance backing your choice, finding your perfect match will be smooth sailing!

Editor's Choice
Horbäach L-Arginine L-Citrulline Complex | 3000mg | 250 Capsules | Non-GMO, Gluten Free Supplement
Horbäach L-Arginine L-Citrulline Complex | 3000mg | 250 Capsules | Non-GMO, Gluten Free Supplement
Premium Pick
Nutricost L-Arginine L-Citrulline Complex 750mg, 240 Capsules - Non-GMO
Nutricost L-Arginine L-Citrulline Complex 750mg, 240 Capsules - Non-GMO
Budget Pick
Dr. Emil's ARGININE Plus - L Arginine + L Citrulline - 2500 MG High Dose NO Booster Tablets - Nitric
Dr. Emil's ARGININE Plus - L Arginine + L Citrulline - 2500 MG High Dose NO Booster Tablets - Nitric

Top 10 Best Arginine Citrulline Supplement

We researched and compared the top products in the Best Arginine Citrulline Supplement category to provide you with these recommendations.

1. Horbäach L-Arginine L-Citrulline Complex | 3000mg | 250 Capsules | Non-GMO, Gluten Free Supplement

Horbäach L-Arginine L-Citrulline Complex | 3000mg | 250 Capsules | Non-GMO, Gluten Free Supplement
9.8

Horbäach

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  • AMINO ACID COMPLEX: Features Free Form amino acids L-Arginine and L-Citrulline
  • POTENT FORMULA: Convenient quick release capsules deliver 3,000 mg per serving for daily support
  • EXPERTLY CRAFTED: Our professional formula is backed by our commitment to purity and potency
  • HORBAACH MANUFACTURERS: Laboratory Tested, Trusted Ingredients, Superior Quality, 100% Guaranteed!
  • NATURALLY FREE OF: Gluten, Wheat, Milk, Lactose, Artificial Color, Flavor, Preservatives & Non-GMO

2. Nutricost L-Arginine L-Citrulline Complex 750mg, 240 Capsules - Non-GMO

Nutricost L-Arginine L-Citrulline Complex 750mg, 240 Capsules - Non-GMO
9.5

Nutricost

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  • 750mg of L-Arginine and L-Citrulline Complex Per Capsule
  • 240 High Quality L-Arginine L-Citrulline Capsules Per Bottle
  • Gluten Free, Non-GMO, 3rd Party Tested
  • Potent Free-Form Amino Acid Combination
  • Made in a GMP Compliant, FDA Registered Facility

3. Now Foods Arginine & Citrulline Veg Capsules, 120 count

Now Foods Arginine & Citrulline Veg Capsules, 120 count
8.3

Now Foods

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  • NOW Sports products are comprehensively tested so you can trust that our products are pure and effective for every level of athletics.
  • PROTEIN METABOLISM*: Arginine and citrulline are two amino acids that are integral to protein metabolism and utilization, as well as to the maintenance of muscle tissue.*
  • NITRIC OXIDE PRECUSOR*/PRE-WORKOUT SUPPLEMENT: Take one capsule up to twice a day, preferably before working out.
  • 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.

4. Best Naturals L-Arginine L-Citruline Complex Tablets, 250 Count

Best Naturals L-Arginine L-Citruline Complex Tablets, 250 Count
9.1

Best Naturals

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  • 3rd Party Lab Tested for Purity & Quality.
  • 1000 mg of L-Arginine L-Citrulline Complex per Tablet - 250 Tablets per Bottle.
  • Non-GMO & Gluten-Free.
  • Proudly Made in the USA, GMP Compliant, FDA Registered Facility.
  • No Artificial Color, Flavor, or Sweetener, No Preservatives, No Sugar, No Milk, No Corn, No Soy, No Egg, No Lactose, No Gluten, No Wheat, No Yeast, No Fish. Sodium Free.

5. Best Naturals Arginine Citruline Complex 1000 Mg 120 Tablets

Best Naturals Arginine Citruline Complex 1000 Mg 120 Tablets
8.7

Best Naturals

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  • 3rd Party Lab Tested for Purity & Quality.
  • 1000 mg of L-Arginine L-Citrulline Complex per Tablet - 120 Tablets per Bottle.
  • Non-GMO & Gluten-Free.
  • Proudly Made in USA, GMP Compliant, FDA Registered Facility.
  • No Artificial Color, Flavor, or Sweetener, No Preservatives, No Sugar, No Milk, No Corn, No Soy, No Egg, No Lactose, No Gluten, No Wheat, No Yeast, No Fish. Sodium Free.

6. L-Arginine 1,600mg Nitric Oxide Supplement for Men with L-Citrulline, 240 Bisected Tablets | Nitric

L-Arginine 1,600mg Nitric Oxide Supplement for Men with L-Citrulline, 240 Bisected Tablets | Nitric
7.7

Micro Ingredients

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  • Micro Ingredients offers a nitric oxide booster supplement with an L-Arginine and L-Citrulline precursor complex. Made with potent bisected tablets that are easy-to-use and separate.
  • Each pouch contains 240 coated, bisected tablets. Provides a max strength 1,600mg of L-Arginine HCl combined with 800mg of L-Citrulline per serving.
  • Enjoy an easily absorbed LArginineHCl form in a 2in1 nitricoxide precursor formula that leverages important amino acids to boost workout pumps in the gym while supporting natural energy, brain, and heart health.
  • The bisected, coated tablet design offers multiple benefits as it makes the tablets easy to split for personalized dosing, ensures a smooth surface for easier swallowing, and protects the nutrients for maximum potency and stability.
  • Premium non-GMO supplements. Made without soy, dairy, gluten, and tree nuts. Ingredients must pass a 3rd party lab test to ensure our product is safe, pure, and potent.

7. Dr. Emil's ARGININE Plus - L Arginine + L Citrulline - 2500 MG High Dose NO Booster Tablets - Nitric

Dr. Emil's ARGININE Plus - L Arginine + L Citrulline - 2500 MG High Dose NO Booster Tablets - Nitric
9.5

Dr Emil Nutrition

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  • Synergistic n.o. booster stacks - we enhanced a blend of L-Arginine AAKG & HCL with L-Citrulline Malate (converted to Arginine in the body), which is a combination clinically shown to increase Arginine blood levels more than supplementation with Arginine alone.
  • 2X more than competitors - our 2500 mg serving size is 50 - 100% stronger than other leading brands in pill form. Competitor dosage ranges (1000mg - 1500mg) have been shown in numerous studies to be largely ineffective in promoting nitric oxide production.
  • High dosage without the powder - combines 2500 mgs of vital Nitric Oxide precursors: L-Arginine (AAKG & HCL) & L-Citrulline Malate, creating a high dose NO booster in convenient tablet form - avoid cumbersome shake mixing and messy powder without sacrificing the dosage necessary for optimal vascularity & endurance.
  • Doctor-driven, science-backed - bringing Dr. Emils unique knowledge as both a medical doctor & recognized authority in the supplementation field (hes also a former pro athlete!), our blends are painstakingly formulated to provide superior results and are always backed by science - free of gimmicks, fads & false promises.
  • Only the right stuff - all Dr. Emil products are made from all-natural vitamins, minerals & herbal extracts, without the use of harmful additives; NON-GMO and free of hormones & gluten. All products are manufactured in the USA in a GMP certified laboratory.

8. NOW Sports Nutrition, Arginine & Citrulline 500 mg/ 250 mg, Amino Acids, 240 Veg Capsules

NOW Sports Nutrition, Arginine & Citrulline 500 mg/ 250 mg, Amino Acids, 240 Veg Capsules
8

Now Foods

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  • Now Foods

9. Extra Strength L Arginine - 1200mg Nitric Oxide Supplement for Muscle Growth, Vascularity & Energy -

Extra Strength L Arginine - 1200mg Nitric Oxide Supplement for Muscle Growth, Vascularity & Energy -
8.3

Havasu Nutrition

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  • This ultimate nitric oxide supplement arginine supplement blend of l arginine citrulline and beet root powder gives men superior results necessary for optimal pump, growth, and endurance.
  • With our best seller, you can elevate the benefits of an active male lifestyle through stamina and endurance.
  • High dosage combines vital nitric oxide precursors, l-arginine (AAKG & HCl) & l-citrulline malate, creating a high dose NO in convenient capsule form - avoid cumbersome shake mixing without sacrificing the dosage necessary for optimal pumps.
  • Perfect gym workout supplements for men as the nitric oxide helps to increase blood flow and circulation. With an optimal blood flow supplement for men, your pre-workout prep can provide a powerful 'pump' to quick recovery. Helping you to achieve a bulk muscle look.
  • Stronger than other leading brands our L Arginine blend is the best blood circulation supplement that you can take to be an alpha prime male.

10. Nutricost L-Arginine L-Citrulline Complex 750mg, 120 Capsules - Non-GMO

Nutricost L-Arginine L-Citrulline Complex 750mg, 120 Capsules - Non-GMO
7.7

Nutricost

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  • 750mg of L-Arginine and L-Citrulline Complex Per Capsule
  • 120 High Quality L-Arginine L Citrulline Capsules Per Bottle
  • Gluten Free, Non-GMO, 3rd Party Tested
  • Potent Free-Form Amino Acid Combination
  • Made in a GMP Compliant, FDA Registered Facility

Peter

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