9 Best arginine and citrullines of 2026

Save up to 28% off

1

Best Naturals
Best Naturals L-Arginine L-Citruline Complex Tablets, 250 Count
Main highlights

High Potency Formula
Provides 1000 mg of L-Arginine L-Citrulline Complex per tablet for enhanced performance.

Ideal for Fitness Enthusiasts
Supports muscle health and endurance, perfect for athletes and active individuals.

Positive Customer Feedback on Results
Praised for effectiveness despite large pill size, delivering expected benefits.
9.9

Exceptional

Our Rating

9.1
worth the money

8.4
simple to consume

8.2
Flavor
How do we rank?

Powerful technology We scan thousands of products and stores, analyzing reviews to find what matters most to users like you

Careful review Our team ensures quality, value, and fit based on real user feedback

Trusted insights AI and human analysis guide your decisions, reflecting real user priorities
Real users impact

Thousands of users trust our site daily

Based on millions of stores and reviews

Shoppers influence our rankings
Analyzing top stores
2

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

10% Off
Main highlights

High Potency Formula
Provides 1000 mg of L-Arginine L-Citrulline Complex per tablet for enhanced performance.

Ideal for Fitness Enthusiasts
Supports muscle health and endurance, perfect for athletes and active individuals.

Positive Customer Feedback on Results
Praised for effectiveness despite large pill size, delivering expected benefits.
9.8

Exceptional

Our Rating

9.1
worth the money

8.4
simple to consume

8.2
Flavor
3

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

24% Off
Main highlights

Potent Amino Acid Blend
750mg of L-Arginine and L-Citrulline per capsule for enhanced performance.

Versatile Use Cases
Ideal for pre-workout boosts, daily energy, and overall wellness.

Highly Praised Absorption
Absorbs well and is well-tolerated, enhancing effectiveness.
Key specs
- Function:Amino Acid Combination
- Form:Capsules
- Ingredient:L-Arginine, L-Citrulline
- Purity:Gluten Free, Non-GMO
- Serving Size:750mg per capsule
9.7

Exceptional

Our Rating

9.5
worth the money

9.1
simple to consume

8.7
For exercise
4

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

28% Off
Main highlights

Potent Amino Acid Blend
750mg of L-Arginine and L-Citrulline per capsule for enhanced performance.

Versatile Use Cases
Ideal for pre-workout boosts, daily energy, and overall wellness.

Highly Praised Absorption
Absorbs well and is well-tolerated, enhancing effectiveness.
Key specs
- Function:Amino Acid Combination
- Form:Capsules
- Ingredient:L-Arginine, L-Citrulline
- Purity:Gluten Free, Non-GMO
- Serving Size:750mg per capsule
9.6

Exceptional

Our Rating

9.5
worth the money

9.1
simple to consume

8.7
For exercise
5

NOW Foods
NOW Sports Nutrition, Arginine & Citrulline 500 mg/ 250 mg, Amino Acids, 120 Veg Capsules
Main highlights

Pure and Effective Supplement
NOW Foods Arginine & Citrulline Veg Capsules support protein metabolism and muscle maintenance with tested purity and effectiveness.

Ideal for Pre-Workout Boost
Best used as a pre-workout supplement to enhance nitric oxide levels and support muscle pumps.

Customer Praised for Pump Effect
Highly praised by users for providing significant muscle pumps and enhancing workout performance.
9.5

Excellent

Our Rating

9.3
quality of ingredients

8.9
simple to consume

8.9
worth the money
See Today’s Deals & Prices
6

NOW Foods
NOW Sports Nutrition, Arginine & Citrulline 500 mg/ 250 mg, Amino Acids, 120 Veg Capsules
Main highlights

Pure and Effective Supplement
NOW Foods Arginine & Citrulline Veg Capsules support protein metabolism and muscle maintenance with tested purity and effectiveness.

Ideal for Pre-Workout Boost
Best used as a pre-workout supplement to enhance nitric oxide levels and support muscle pumps.

Customer Praised for Pump Effect
Highly praised by users for providing significant muscle pumps and enhancing workout performance.
9.4

Excellent

Our Rating

9.3
quality of ingredients

8.9
simple to consume

8.9
worth the money
7

DORADO NUTRITION
L Arginine L Citrulline Supplement 3000mg (240 Capsules) Nitric Oxide Pills for Men - Stamina, Endurance, Performance for Workouts - NO Supplements for Men - Gluten Free, Non-GMO, Vegan Capsules
Main highlights

Supports Nitric Oxide and Blood Flow
Enhances pumps, endurance, and strength with L-Arginine & L-Citrulline.

Ideal for Workout Performance
Designed for men seeking improved stamina and muscle fullness.

Customer Praised Energy Boost
Users report increased energy and effective workout pumps.
Key specs
- Function:Support nitric oxide production
- Form:Capsules
- Ingredient:L-Arginine, L-Citrulline
- Purity:No gluten, no soy
- Serving Size:60 Servings
9.1

Excellent

Our Rating
8

DORADO NUTRITION
L Arginine L Citrulline Supplement 3000mg (240 Capsules) Nitric Oxide Pills for Men - Stamina, Endurance, Performance for Workouts - NO Supplements for Men - Gluten Free, Non-GMO, Vegan Capsules

10% Off
Main highlights

Supports Nitric Oxide and Blood Flow
Enhances pumps, endurance, and strength with L-Arginine & L-Citrulline.

Ideal for Workout Performance
Designed for men seeking improved stamina and muscle fullness.

Customer Praised Energy Boost
Users report increased energy and effective workout pumps.
Key specs
- Function:Support nitric oxide production
- Form:Capsules
- Ingredient:L-Arginine, L-Citrulline
- Purity:No gluten, no soy
- Serving Size:60 Servings
8.8

Very Good

Our Rating
9

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

24% Off
Main highlights

Potent Amino Acid Combination
750mg of L-Arginine and L-Citrulline per capsule enhances blood flow and muscle performance.

Versatile Use for Fitness and Wellness
Ideal for pre-workout energy boost and overall health support.

Highly Absorbable and Well Tolerated
Customers praise its effective absorption and noticeable health benefits.
Key specs
- Function:Amino Acid Combination
- Form:Capsule
- Ingredient:L-Arginine, L-Citrulline
- Purity:Gluten Free, Non-GMO
- Serving Size:750mg per capsule
8.7

Very Good

Our Rating

8.9
simple to consume

8.7
For exercise

8.4
Flavor

9 Best arginine and citrullines of 2026

1

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

9.1

8.4

8.2

How do we rank?

How do we rank?

Analyzing top stores

2

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

9.1

8.4

8.2

3

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

9.5

9.1

8.7

4

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

9.5

9.1

8.7

5

NOW Sports Nutrition, Arginine & Citrulline 500 mg/ 250 mg, Amino Acids, 120 Veg Capsules

9.3

8.9

8.9

6

NOW Sports Nutrition, Arginine & Citrulline 500 mg/ 250 mg, Amino Acids, 120 Veg Capsules

9.3

8.9

8.9

7

L Arginine L Citrulline Supplement 3000mg (240 Capsules) Nitric Oxide Pills for Men - Stamina, Endurance, Performance for Workouts - NO Supplements for Men - Gluten Free, Non-GMO, Vegan Capsules

8

L Arginine L Citrulline Supplement 3000mg (240 Capsules) Nitric Oxide Pills for Men - Stamina, Endurance, Performance for Workouts - NO Supplements for Men - Gluten Free, Non-GMO, Vegan Capsules

9

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

8.9

8.7

8.4

Sign up and get exclusive special deals