NOW Sports L-Arginine Powder 2.2 lbs, Pharmaceutical Grade Amino Acid for Protein Metabolism & Nitric Oxide Support

NOW Sports L-Arginine Powder is a pharmaceutical-grade amino acid supplement designed for athletes, active adults, and fitness-focused users looking for flexible powder-based sports nutrition support. L-Arginine is a conditionally essential amino acid involved in protein metabolism, urea metabolism, nitrogen balance, DNA synthesis, and protein production.

It also serves as an important precursor to nitric oxide, a compound associated with normal blood vessel dilation and active lifestyle performance support. This pure L-Arginine powder provides 6 g per serving and comes in a large 2.2 lb container with about 167 servings, making it a practical option for regular supplement routines.

The unflavored powder can be mixed with water or juice and is best used as directed on the product label. NOW Sports L-Arginine Powder is suitable for adults seeking a clean, single-ingredient amino acid powder with no added flavoring ingredients, and it fits well into pre-workout, performance, and protein metabolism support routines.

Key Benefits

• Supports protein metabolism and amino acid utilization.
• Helps maintain normal nitrogen balance during active routines.
• Supports nitric oxide-related sports nutrition goals.
• Designed to support energy and workout-focused supplement routines.
• Provides pharmaceutical-grade L-Arginine in powder form.
• Large 2.2 lb size offers about 167 servings per container.

Product Details

Featured Ingredients

L-Arginine: A conditionally essential amino acid involved in protein production, urea metabolism, nitrogen balance, and nitric oxide-related pathways. This formula provides pure L-Arginine with no other listed ingredients.

Pharmaceutical-Grade Amino Acid: NOW Sports L-Arginine is positioned as a quality-focused amino acid powder for users who prefer a clean, single-ingredient supplement format.

How to Use

Mix 2 level teaspoons daily as needed in at least 8 oz. of juice or water, preferably on an empty stomach. Use only as directed on the product label.

Take this product with at least 8 oz. of water or juice. For adults only. Not for pregnant or nursing women. Consult a healthcare professional if taking medication, managing a medical condition, or planning surgery. Keep out of reach of children.

Best Time to Take

Best taken on an empty stomach as directed on the label. It may be used before workouts or between meals depending on your routine, tolerance, and healthcare professional guidance.

Best For

• Athletes seeking amino acid powder support.
• Fitness-focused adults using pre-workout nutrition routines.
• People looking for pure L-Arginine powder.
• Active users focused on protein metabolism support.
• Adults seeking nitric oxide precursor support.
• Vegan and vegetarian sports nutrition routines.