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NOW Arginine & Citrulline (120 VCaps)
Two amino acids that support protein metabolism and muscle maintenance
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Why Choose This Product
MUSCLE SUPPORT
Helps maintain muscle tissue through enhanced protein metabolism and utilization.
PROTEIN BOOST
Key amino acids that support your body's protein synthesis processes.
FREE FORM
Both arginine and citrulline in their most bioavailable free-form state.
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How It Works
How It Works
These amino acids are integral to protein metabolism and the urea cycle, where they help process ammonia through urea production. Arginine that doesn't convert to urea enters circulation for protein synthesis and other metabolic functions throughout your body.
Who It's For
Adults focused on muscle maintenance and protein metabolism support. Athletes and fitness enthusiasts who want targeted amino acid support. Those seeking quality free-form amino acids from a trusted manufacturer.
Who It's Not For
Not suitable for those with glaucoma, herpes simplex, myocardial infarction history, or established coronary artery disease unless prescribed by a physician.
About This Product
What It Does
NOW Arginine & Citrulline delivers two key amino acids that support protein metabolism and help maintain muscle tissue. This targeted combination works through your body's natural urea cycle while supporting protein synthesis processes.
Why It Works
- DUAL AMINO SUPPORT: Combines 1,000mg L-arginine with 500mg L-citrulline for comprehensive protein metabolism support.
- FREE-FORM DELIVERY: Both amino acids provided in their most bioavailable free-form state for optimal absorption.
- METABOLIC FUNCTION: Key intermediates in the urea cycle that participate in ammonia processing and protein utilization.
What's Inside
Clean vegetarian capsule formula free from sugar, salt, wheat, gluten, corn, soy, milk, egg, shellfish and preservatives. Each serving delivers pharmaceutical-grade amino acids in their pure free-form state.
Why we carry it: NOW's 50+ years of amino acid expertise ensures consistent potency and purity that serious customers demand.
How to Take
Full Ingredients
| Supplement Facts | ||
| Servings Size: 1 Capsule | ||
| Servings Per Container: 60 | ||
| Amount per Serving | % Daily Value | |
| L-Arginine (Free-Form) | 1.0 g (1,000 mg)* | |
| L-Citrulline (Free-Form) | 500 mg* | |
| * Percent Daily Values are based on 2,000 calorie diet. | ||
| Daily Value not established. | ||
| Other Ingredients: Gelatin (capsule), Silica, Cellulose, Stearic Acid (vegetable source) and Magnesium Stearate (vegetable source). | ||
| Contains no: sugar, salt, starch, yeast, wheat, gluten, corn, soy, milk, egg, shellfish or preservatives. | ||
| Do Not Eat Freshness Packet. Keep in Bottle. | ||
| Store in a cool, dry place after opening. | ||
Customer Reviews
3 reviews
Questions & Answers
Research & Science
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