NOW Sports Arginine & Citrulline Powder 12 oz, 1:1 Amino Acid Formula for Protein Metabolism & Workout Support

NOW Sports Arginine & Citrulline Powder is a 1:1 amino acid supplement designed for active adults, athletes, and fitness-focused users who want clean support for protein metabolism, muscle maintenance, and workout routines.

Each level teaspoon provides 1.5 g of L-Arginine and 1.5 g of L-Citrulline, two amino acids that work together as key intermediates in the urea cycle and support normal amino acid utilization. This powder format is ideal for users who prefer mixing their supplement into water or another beverage instead of taking capsules or tablets.

With no other ingredients listed, this formula offers a straightforward approach for those seeking a vegan, keto-friendly, non-GMO amino acid powder. It is also suitable for pre-workout routines, active lifestyle support, and buyers looking for a clean sports nutrition formula from NOW Sports. Use as directed and consult a healthcare professional if pregnant, nursing, taking medication, or managing a medical condition.

Key Benefits

• Supports protein metabolism and amino acid utilization.
• Designed to support muscle maintenance during active routines.
• Provides a 1:1 ratio of L-Arginine and L-Citrulline.
• May help support nitric oxide-related sports nutrition goals.
• Powder format mixes easily with water or another beverage.
• Supports clean supplement routines with no other ingredients listed.

Product Details

Featured Ingredients

L-Arginine: A free-form amino acid that supports protein metabolism and is commonly used in sports nutrition routines for nitric oxide-related wellness support.

L-Citrulline: A free-form amino acid that works with arginine in the urea cycle and supports normal amino acid utilization, muscle maintenance, and active lifestyle routines.

How to Use

Mix 1 level teaspoon twice daily as needed in 8 oz. of water or another beverage, preferably on an empty stomach. Store in a cool, dry, dark place after opening. Do not eat the freshness packet enclosed.

Best Time to Take

Best taken on an empty stomach as directed on the product label. It may be used before exercise or as part of an amino acid routine, depending on personal preference and tolerance.

Best For

• Adults looking for amino acid powder support.
• Fitness-focused users and active individuals.
• Sports nutrition routines focused on protein metabolism.
• People seeking a 1:1 arginine and citrulline formula.
• Vegan, keto-friendly, and non-GMO supplement routines.
• Users who prefer powder instead of capsules or tablets.