Grape seed polyphenols: benefits by goal, the dosage that worked, and the supplements ranked
What the 26 human studies of grape seed polyphenols we graded show for each goal, the dose that worked, and the products that hold it. This page is educational, not medical advice.
Grape seed polyphenols benefits, by goal: what the studies show
Members OnlyThe top 1 of 1 goals
| Goal | What the studies show | Studies | Dose that worked |
|---|---|---|---|
| Blood Pressure | Improved in studies 26 studies, 13 showed an improvement, 4 found none, 5 pooled analyses | 26 | 100 mg |
Grape seed polyphenols supplements, ranked by the human studies
Members OnlyThe top 1 of 1
Grape seed polyphenols dosage: how much per day
The dose that worked in the studies, and the upper limit
The studies taken by mouth that showed an improvement gave 100 to 520 mg a day.
Biohacker panel
Members OnlyWhat our 10 biohackers say about grape seed polyphenols
Questions people ask
Members OnlyAnswered from the figures on this page
What is grape seed polyphenols good for?
By the human studies we graded, grape seed polyphenols shows an improvement for blood pressure.
Grape seed polyphenols for blood pressure: what do the studies show?
In the human studies of grape seed polyphenols we graded for blood pressure: 26 studies, 13 showed an improvement, 4 found none, 5 pooled analyses. The dose that worked: 100 mg a day.
How much grape seed polyphenols per day?
The studies taken by mouth that showed an improvement used 100 to 520 mg a day.
Can I take grape seed polyphenols with my meds?
Some supplements can change how meds work or are absorbed. Members have every product checked against the meds in their Health Profile before it joins their protocol.
Educational, not medical advice. Figures come from the human studies on PubMed we have graded; a study counts for a form when it names the form it used. Updated as new studies arrive. How we grade →
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