Pycnogenol (Pine Bark Extract)
Also known as: French maritime pine bark, Pinus pinaster
Overview
Antioxidant that enhances nitric oxide production. Cardiovascular and pump support.
Frequently Asked About Pycnogenol (Pine Bark Extract)
How much Pycnogenol (Pine Bark Extract) should I take?
When is the best time to take Pycnogenol (Pine Bark Extract)?
Should I take Pycnogenol (Pine Bark Extract) with food?
Does Pycnogenol (Pine Bark Extract) interact with medications?
What does Pycnogenol (Pine Bark Extract) pair well with?
Who should not take Pycnogenol (Pine Bark Extract)?
What are the side effects of Pycnogenol (Pine Bark Extract)?
Dosage
Ongoing for cardiovascular
Cardiovascular support, pump
Research & Studies
We haven’t curated landmark studies for Pycnogenol (Pine Bark Extract)yet — one-click into the primary literature here. PubMed (RCTs) is usually the highest-signal starting point.
Mechanism of Action
- • Increases eNOS activity
- • Powerful antioxidant
- • Synergistic with arginine
Evidence Quality
Good evidence for cardiovascular and NO
Safety & Contraindications
- • None significant
- • Autoimmune conditions
- • GI upset
- • Headache
- • Dizziness
Avoid
No concerns
Interactions
- • Immunosuppressants
- • Blood thinners
- • Arginine (synergistic)
- • With food
Stacking & Synergies
Buying Guide
- • Genuine Pycnogenol brand
- • Synergistic with arginine
- • Branded extract
Top Products with Pycnogenol (Pine Bark Extract)
Highest-scored catalog products containing Pycnogenol (Pine Bark Extract), ranked by our scoring engine.
Browse all Pycnogenol (Pine Bark Extract) products →More in Performance
Other ingredients in the Performance category.
Cite this page
Formulate Research Team. (2026, June). Pycnogenol (Pine Bark Extract) — Evidence-Based Supplement Guide. Formulate Supplement Encyclopedia. https://app.formulate-health.app/learning/supplements/pycnogenol
Educational content based on published research and our scoring methodology. Not medical advice — consult a qualified healthcare provider before starting, stopping, or changing supplements, especially if you take medications, are pregnant, or have a medical condition.