Best L-Arginine Supplement Tablets of 2026

Elisa Drew Avatar
Elisa Drew
Last Updated: Jan 13, 2026

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L-Arginine Supplement Tablets are a popular dietary supplement that provide the body with a vital amino acid. These tablets contain L-Arginine, which is known to help improve blood flow and support overall cardiovascular health. Additionally, L-Arginine may help to boost energy levels, improve athletic performance, and support healthy immune function. These tablets are easy to take and are a convenient way to add L-Arginine to your daily routine. Whether you are an athlete looking to improve your performance or just someone looking to support their overall health, L-Arginine Supplement Tablets may be a great addition to your supplement regimen.

At a Glance: Our Top Picks

NOW Supplements L-Arginine 1000mg Tablets Cover #TOP 1
NOW Supplements L-Arginine 1000mg Tablets
ftb score rating icon 9.9
Nature's Bounty L-Arginine Tablets Cover #TOP 2
Nature's Bounty L-Arginine Tablets
ftb score rating icon 9.8
Best Naturals L-Arginine Supplement Cover #TOP 3
Best Naturals L-Arginine Supplement
ftb score rating icon 9.6

Top 6 L-Arginine Supplement Tablets

NOW Supplements L-Arginine 1000mg Tablets

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NOW Supplements L-Arginine 1000mg Tablets Cover
NOW Foods Supplements, L-Arginine 1,000 mg, Nitric Oxide Precursor*, Amino Acid, 120 Tablets

The NOW Supplements L-Arginine 1000mg Tablets are a non-GMO, double-strength supplement that supports vascular health and metabolism management. Arginine is an important precursor of nitric oxide, which plays a role in the dilation of blood vessels. The product is pharmaceutical-grade, and the tablets come in a bottle of 120-count. The product is also Kosher, Soy-free, and gluten-free. However, customers are advised to be available during product delivery to prevent damage due to exposure to heat or sunlight.

What We Like
Effective amino acid support
Improved workout performance
Enhanced circulation and recovery
Great value per bottle
Consistent product quality

Nature's Bounty L-Arginine Tablets

Nature's Bounty L-Arginine Tablets Cover
Nature’s Bounty L-Arginine 1000mg for Supporting Blood Flow and Vascular Function – Non-GMO, Gluten Free, 50 Tablets

Improve your heart health with Nature's Bounty L-Arginine. This supplement supports nitric oxide synthesis and circulation, which helps to promote healthy blood flow and heart function. As a protein building block, it also contributes to healthy muscles. The tablets are vegetarian and gluten-free, making them easy to incorporate into any diet. However, customers are advised to be available during delivery to avoid heat or sunlight exposure, which may damage the product.

What We Like
Improved blood flow
Enhanced workout performance
Supports heart health
Increased male vitality
Non-GMO, no artificial additives

Best Naturals L-Arginine Supplement

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Best Naturals L-Arginine Supplement Cover
(New Improved Formula) Best Naturals L-Arginine 1000 mg 120 Tablets - Pharmaceutical Grade L Arginine Supplement Promotes Nitric Oxide Synthesis

The Best Naturals L-Arginine Supplement is a great product to promote nitric oxide synthesis and support heart health. Each tablet contains 1000mg of L-Arginine and the bottle includes 120 tablets. The product is non-GMO, gluten-free, and has been 3rd party lab tested for purity and quality. It is proudly made in the USA, in a GMP compliant and FDA registered facility. Additionally, the product is free of artificial colors, flavors, sweeteners, and preservatives, as well as common allergens such as milk, soy, and wheat.

What We Like
Improved circulation support
Boosts energy and strength
Affordable price point
GMP certified quality
Supports men's health
#TOP 4

Puritan's Pride L-arginine Capsules

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Puritan's Pride L-arginine Capsules Cover
Puritan's Pride L-Arinine 1000mg, Dietary Supplement Supports Nitric Oxide Levels and Heart and Circulatory Heath, 100 Day Supply, 100 Tablets

Get the most out of your workouts and boost your immune system with Puritan's Pride L-arginine 1000 Mg Capsules. Arginine serves as a source of energy and supports exercise effects, and is one of the most important amino acids in immune function. Be mindful of product delivery as exposure to heat or sunlight may lead to melting or damage. This unflavored supplement comes in a bottle of 100 count capsules, making it convenient for adult use.

What We Like
Improved workout performance
Enhanced blood flow
No aftertaste
Easy to swallow
High-quality supplement
#TOP 5

Nutricost L-Arginine 1000mg Tablets

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Nutricost L-Arginine 1000mg, Amino Acid Tablets (150 Tablets)

The Nutricost L-Arginine 1000mg Tablets come in a bottle of 150 tablets, with each tablet containing 1000mg of L-Arginine. This supplement is double strength and non-GMO, soy-free, and gluten-free. It is made in a GMP compliant, FDA registered facility, ensuring quality and safety. One bottle provides 150 servings of L-Arginine, which can potentially improve blood flow, exercise performance, and immune system function.

What We Like
Effective energy boost
Good value price
Easy to take
Quality ingredients

Dr. Emil's ARGININE Plus - NO Booster Tablets

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2500mg
Dr. Emil's ARGININE Plus - NO Booster Tablets Cover
Dr. Emil's ARGININE Plus - L Arginine + L Citrulline - 2500 MG High Dose NO Booster Tablets - Nitric Oxide Supplement for Vascularity and Heart Health (Arginine AAKG and Citrulline Malate 2:1)

Dr. Emil's ARGININE Plus is a high-dose nitric oxide supplement, designed to promote vascularity and heart health. The synergistic blend of L-Arginine AAKG & HCL, along with L-Citrulline Malate, provides 2500mg of vital Nitric Oxide precursors in a convenient tablet form. Compared to other leading brands, Dr. Emil's ARGININE Plus is 50-100% stronger, with a serving size of 2500mg. The product is doctor-driven, science-backed, and free of harmful additives, hormones, and gluten.

What We Like
High-dose nitric oxide supplement
Convenient tablet form
50-100% stronger than other leading brands
Doctor-driven and science-backed
All-natural and free of harmful additives, hormones, and gluten
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Frequently Asked Questions (FAQs)

1. What is the use of L-arginine tablets?

People use L-arginine for chest pain and various blow flow issues, erectile dysfunction, high blood pressure during pregnancy, and a serious disease in premature infants called necrotizing enterocolitis (NEC).

2. Is L-arginine good to take everyday?

Although higher doses are often used in research and clinical settings, it's recommended that daily dosing of L-arginine be kept under 9 grams per day to avoid potential gastrointestinal side effects, including nausea, diarrhea, and bloating.

3. Does L-arginine work like Viagra?

Erectile Function Because L-arginine relaxes blood vessels, it may help men whose erectile dysfunction (ED) is due to poor blood flow. It may increase the effectiveness of medications like sildenafil (Viagra). Taking L-arginine with medication for ED could cause blood pressure to go too low.

4. What is the best form of L-arginine to take?

Best L-Arginine Supplements. Best L-Arginine: NutraChamps L-Arginine.Best L-Arginine Powder: L-Arginine Base.Best L-Arginine Capsules: Now Foods Supplements L-Arginine.Best L-Arginine for Nitric Oxide Boost: Havasu Nutrition Extra Strength L-Arginine.

Editor's Notes

During our l-arginine supplement tablet research, we found 24 l-arginine supplement tablet products and shortlisted 6 quality products. We collected and analyzed 386,430 customer reviews through our big data system to write the l-arginine supplement tablets list. We found that most customers choose l-arginine supplement tablets with an average price of $18.71.

The l-arginine supplement tablets are available for purchase. We have researched hundreds of brands and picked the top brands of l-arginine supplement tablets, including NOW Foods, Nature's Bounty, Best Naturals, Puritan's Pride, Nutricost. The seller of top 1 product has received honest feedback from 384 consumers with an average rating of 4.7.

Written by
Elisa Drew Avatar

Elisa Drew is a really professional copywriter specializing in baby products with five years of experience working as a pediatrician once. She has published a series of baby books purchased by over thirty thousand people in the United States.