- Stress Support
- 500 mg Per Capsule
- Dietary Supplement
- Supports a Healthy Stress Response
- Helps Eliminate Excess Nitrogen
- Arginine Precursor
- Science-Backed Quality Since 1969
The free-form amino acid L-ornithine is a key player in the urea cycle, which helps eliminate excess nitrogen and synthesize arginine, another important amino acid. Swanson L- Ornithine is a pure form of this vital amino acid, suitable for daily supplementation.