Fuel Your Circulation & Muscle Performance Naturally
If you're serious about cardiovascular health, muscle recovery, and peak physical performance, Source Naturals Free Form L-Arginine 1000 mg delivers a clinically trusted amino acid in its purest crystalline form. Crafted by a brand with over 40 years of nutritional science heritage, this supplement is designed for those who refuse to compromise on quality.
L-Arginine is a semi-essential amino acid that serves as the body's primary precursor to nitric oxide — the molecule that relaxes blood vessels, improves circulation, and supports healthy blood pressure. Whether you're an athlete pushing your limits or someone focused on heart health, this formula works at the cellular level to keep you performing at your best.
✅ Key Benefits
- 💓 Cardiovascular Support – Promotes nitric oxide production to relax blood vessels and improve circulation
- 💪 Muscle Metabolism – Helps transport, store, and excrete nitrogen for optimal muscle function and recovery
- 🛡️ Immune Function – Supports the body's natural immune defenses
- 🩹 Wound Healing – Assists in tissue repair and recovery processes
- 🧬 Hormone Secretion – Promotes healthy secretion of glucagon, insulin, and growth hormone
- 🚫 Ammonia Detox – Helps remove excess toxic ammonia from the body
- 🌿 Free Form Purity – Crystalline free-form amino acid for maximum absorption
📋 Product Specifications
| Attribute |
Details |
| Brand |
Source Naturals |
| Product Form |
Tablets |
| Serving Size |
1 Tablet |
| Servings Per Container |
200 |
| L-Arginine Per Serving |
1000 mg |
| Amino Acid Type |
Free Form (Crystalline) |
| Suggested Use |
1 tablet, 1–3 times daily between meals |
| Package Dimensions |
5.6 x 3.1 x 3.1 inches |
| Item Weight |
0.85 lbs |
| UPC / EAN |
021078024286 |
| Part Number |
SN2428 |
| Manufacturing Standard |
FDA cGMP Certified |
| Brand Founded |
1982 (40+ Years of Trust) |
🏅 Trust & Guarantee
- ✅ FDA cGMP Manufactured – Produced under strict Good Manufacturing Practices
- ✅ 40+ Years of Brand Trust – Source Naturals has been a leader in nutritional supplements since 1982
- ✅ Free Form Amino Acid – Crystalline purity for superior bioavailability
- ✅ No Proprietary Blends – Full-dose transparency, 1000 mg per tablet
- ✅ Satisfaction Backed – Questions? Our customer support team is here to help