🧪 Product Overview

• Formulation: Double‑strength L‑Arginine tablets — 1,000 mg active amino acid per tablet (derived from 1,250 mg L‑Arginine HCl) consumerhealthdigest.com+15nowfoods.com+15amazon.com+15amazon.in+3dailyvita.com+3wakeupbodynutrition.com+3.
• Quantity: 120 tablets per bottle.
• Purity: Uses pharmaceutical-grade L-Arginine, non-GMO, vegetarian/vegan, kosher, and tested under GMP in the USA organicbasicfood.com+3iherb.com+3wakeupbodynutrition.com+3.
• Packaging: Bottles use post-consumer recycled resin, made by family-owned NOW Foods since 1968 nowfoods.com+1organicbasicfood.com+1.

🔬 Key Benefits & Ingredients

• Nitric Oxide Precursor: L‑Arginine is a conditionally essential amino acid and a key precursor for nitric oxide, supporting vasodilation, protein synthesis, urea metabolism, and muscle maintenance amazon.com+11nowfoods.com+11amazon.com+11.
• Cardiovascular Support: Used to support healthy blood pressure and circulation. Clinical research shows L‑Arginine may modestly reduce systolic blood pressure, particularly in people with hypertension consumerhealthdigest.com.
• Athletic Performance: Some users report increased energy, better workout pumps, endurance, and faster muscle recovery target.com+1walmart.com+1.

⚠️ Considerations & Safety

• Tablet Size: Large; may need swallowing aids.
• Dosage Guidance: Typical use is 1 tablet up to twice daily, taken between meals or before bed with water (about 8 oz) simplynutrients.com+10wakeupbodynutrition.com+10target.com+10.
• Contraindications: Avoid if you have glaucoma, herpes simplex, recent heart attack, coronary artery disease, or if pregnant/nursing. Can interact with nitrates or blood thinners — consult a physician first nowfoods.com.
• Side Effects: Generally well tolerated. Some may experience minor GI upset or headaches; long-term safety is still under study consumerhealthdigest.com.

💬 User Feedback

• High ratings: Averaging ~4.5–4.8 stars across 100+ reviews .
• Positive reviews:

“Good blood flow… during the pumps at the gym” “Significant boost in my energy levels and overall well-being” muscleandstrength.com+1verywellhealth.com+1walmart.com+1target.com+1.

• Health-focused praise: Reported improvements in endurance, muscle recovery, and heart support .

✅ Final Thoughts

NOW Foods’ L‑Arginine 1,000 mg provides a potent, clean, and affordable dose of a well-researched amino acid that supports nitric oxide production, circulation, and potential workout benefits. It's quality-tested and fits into a veg-friendly lifestyle. However, due to tablet size, dosage considerations, and health risks for certain individuals, it's best used under medical guidance—especially if you have cardiovascular conditions or take medication.