Nutricost, Nitric Oxide Booster, 2250 Mg, 90 Caps
Analysis updated August 2026 · How Scout scores
At a glance
Summary
This nitric oxide booster contains beneficial amino acids like L-Arginine and L-Citrulline, which support cardiovascular health and exercise performance. The formulation is relatively clean with minimal additives, using only magnesium stearate and silica as processing aids. The absence of artificial sweeteners, dyes, or harmful preservatives contributes to a favorable score, reflecting a well-formulated supplement with a focus on ingredient quality.
Key ingredients 9
L-ArginineGood
L-Arginine is an amino acid that plays a crucial role in the production of nitric oxide, which helps improve blood flow and cardiovascular health. It is commonly used in supplements to enhance exercise performance and recovery. The ingredient is well-regarded for its ability to support vascular health and improve circulation.
Benefits
Supports nitric oxide production, which can enhance blood flow and improve exercise performance.
L-Arginine HClGood
L-Arginine HCl is a form of L-Arginine that is more soluble and may be better absorbed by the body. It is used to support cardiovascular health and improve exercise performance. The hydrochloride form enhances its stability and absorption.
Benefits
May improve absorption and effectiveness of L-Arginine, supporting cardiovascular health and exercise performance.
Arginine AKG 2:1Good
Arginine AKG (Alpha-Ketoglutarate) is a compound that combines L-Arginine with Alpha-Ketoglutarate, potentially enhancing nitric oxide production and energy metabolism. It is often used in sports supplements to improve endurance and recovery. The combination may offer synergistic benefits for athletic performance.
Benefits
May enhance nitric oxide production and energy metabolism, supporting endurance and recovery.
L-CitrullineGood
L-Citrulline is an amino acid that is converted into L-Arginine in the body, supporting nitric oxide production and improving blood flow. It is often used to enhance exercise performance and reduce muscle fatigue. The conversion process may provide sustained benefits for vascular health.
Benefits
Supports nitric oxide production and may improve exercise performance and reduce muscle fatigue.
L-Citrulline Malate 2:1Good
L-Citrulline Malate combines L-Citrulline with malic acid, potentially enhancing energy production and reducing muscle soreness. It is popular in sports supplements for its ability to improve endurance and recovery. The malate component may aid in reducing lactic acid buildup.
Benefits
May enhance energy production and reduce muscle soreness, supporting endurance and recovery.
Gelatin CapsuleNeutral
Gelatin capsules are commonly used as a delivery method for supplements, providing a convenient and digestible form. They are derived from animal collagen and are generally considered safe for consumption. The ingredient does not contribute to the active effects of the supplement.
Benefits
Provides a convenient and digestible delivery method for the supplement.
Magnesium StearateNeutral
Magnesium stearate is a common additive used as a flow agent in supplement manufacturing, ensuring consistent quality and preventing clumping. It is derived from vegetable sources and is generally recognized as safe. The ingredient does not impact the efficacy of the active components.
Benefits
Ensures consistent quality and prevents clumping in supplement manufacturing.
Calcium SilicateNeutral
Calcium silicate is used as an anti-caking agent in supplements, helping to maintain free-flowing properties. It is generally recognized as safe and does not affect the active ingredients. The ingredient is inert and does not contribute to the supplement's effects.
Benefits
Helps maintain free-flowing properties in supplements.
SilicaNeutral
Silica is used as an anti-caking agent in supplements, ensuring the product remains free-flowing and easy to handle. It is a naturally occurring mineral and is considered safe for consumption. The ingredient does not impact the active components of the supplement.
Benefits
Ensures the product remains free-flowing and easy to handle.
Processing
Processed Foods
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