Grape Seed
Also known as: Vitis vinifera, Grape Seed Extract
Effective Dosage
150-300 mg daily
✓ What the Science Says
Grape seed extract is rich in antioxidants, particularly proanthocyanidins, which may help reduce oxidative stress and inflammation. Clinical studies suggest it may support cardiovascular health and improve circulation.
✗ What It Doesn't Do
Claims that grape seed extract can cure diseases, promote significant weight loss, or act as a miracle anti-aging solution are not supported by evidence. It is not a substitute for a balanced diet or healthy lifestyle.
Evidence-Based Benefits
Grape seed extract is rich in antioxidants, particularly proanthocyanidins, which may help reduce oxidative stress and inflammation. Clinical studies suggest it may support cardiovascular health and improve circulation.
Strong EvidenceEffective at: 150-300 mg daily
Source: auto-research
Absorption & Bioavailability
Moderate - absorption can vary based on formulation and individual metabolism.
Red Flags to Watch For
- 🚩 Products claiming to be a 'cure-all' should be approached with skepticism.
- 🚩 Watch for exaggerated claims about weight loss or anti-aging effects.
Products Containing Grape Seed
See how Grape Seed is used in these analyzed products:
Research Sources
- PubMed
- NIH DSLD
This information is for educational purposes only and is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Last updated: 2026-02-04