BioStacks
Pycnogenol
HerbModerate Evidence
Dosing Guide
RDA
None
Effective
50–200 mg
Upper Limit
None
Standardized extract (65-75% procyanidins); 50-200 mg/day across clinical trials.
About Pycnogenol
Pycnogenol is a standardized extract from French maritime pine bark, rich in procyanidins. Over 100 published clinical studies. RCTs support benefits for venous insufficiency, skin photoprotection and elasticity, ADHD symptoms in children, and blood glucose management. The procyanidin content provides potent antioxidant and anti-inflammatory activity. Generally well tolerated. No established RDA/UL.
Top Products