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GMJ News > GMJ Briefs > Three Essential Facts About Polyphenol Content: How to Choose Berries Strategically

Three Essential Facts About Polyphenol Content: How to Choose Berries Strategically

GMJ
Last updated: 22/08/2026 05:30
By
Prof. Giorgi Pkhakadze, MD, MPH, PhD
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Bar chart showing polyphenol content across berries and plant foods, from chokeberry at 1,500+ mg to strawberry at 270 mg per 100g fresh weight
Polyphenol content in berries varies more than fivefold, with chokeberry and cocoa powder delivering over 1,500 mg per 100g fresh weight compared to strawberry's 270 mg. Selecting high-polyphenol sources meaningfully increases dietary bioactive intake without supplementation. — Photo by Lukas Blazek on Pexels (Pexels License)
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1 min read|105 words

Understanding polyphenol variation across food sources enables evidence-based dietary decisions. Research from the Journal of Nutrition identifies three critical takeaways for optimizing bioactive compound intake.

First, top-tier sources include chokeberry, cocoa powder, and bilberry, ranging from 750 to 1,500+ mg polyphenols per 100 grams fresh weight. Second, lower-concentration alternatives such as strawberry, sea buckthorn, and peanut deliver fewer than 300 mg per 100 grams. Third, a single 100-gram serving of high-polyphenol fruit provides bioactive compound levels equivalent to commercial supplement doses.

For clinicians and patients seeking to maximize dietary intake of polyphenols—compounds with documented antioxidant and anti-inflammatory properties—strategic fruit selection offers a practical, evidence-based nutrition intervention without supplementation.

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📰 Read the full article: Polyphenol Content Varies Tenfold Across Berries and Foods — What the Science Shows →

Related reference
  • Sea Buckthorn · Ingredient
  • Bilberry · Ingredient
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ByProf. Giorgi Pkhakadze, MD, MPH, PhD
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MD, MPH, PhD. Editor-in-Chief, Georgian Medical Journal (GMJ). Professor and Head, School of Public Health, David Tvildiani Medical University (DTMU), Tbilisi, Georgia. Chair, Public Health Institute of Georgia (PHIG). President, Accréditation Sans Frontières (ASF), Paris. Secretary/Treasurer, UEMS Section of Public Health. WHO Consultant, Health and Migration, Geneva. Former Member, UN Secretary-General's Independent Accountability Panel for Every Woman, Every Child, Every Adolescent (IAP-EWEC, 2016–2021). ORCID: 0000-0001-7609-4515.

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