Antioxidant
Pycnogenol (Prelox for ED)
Also known as: Pine bark extract, French maritime pine, Prelox component
B
Evidence
Pine bark extract that with L-Arginine (Prelox) has evidence for erectile dysfunction.
Primary uses
- Erectile dysfunction
- Endothelial function
- Blood flow
- Antioxidant
How it works
- Enhances nitric oxide production
- Antioxidant for endothelium
- Prelox formula studied for ED
- Supports blood vessel health
Dosage
- Typical range
- 40-120mg Pycnogenol + 1.7g L-Arginine (Prelox dosing)
- Timing
- Divided doses
- With food
- Either way
- Duration
- 1-3 months for ED improvement
- Special populations
- Mild-moderate ED, endothelial dysfunction
Forms
- Pycnogenol extract
- Prelox formula
Safety
Common side effects
- GI upset
- Dizziness
- Headache
Contraindications
- Autoimmune conditions (immunomodulating)
Evidence notes
Good evidence when combined with L-Arginine (Prelox)
Grade B: Some human trials support key claims; further confirmation needed.
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