Wasek, Marek, Giebułtowicz, Joanna, Sochacka, Małgorzata et al. · Acta poloniae pharmaceutica · 2015
This study tested dietary supplements marketed to people with ME/CFS to see if they actually contain the antioxidant compounds claimed on their labels. The researchers used four different laboratory methods to measure how much antioxidant power these supplements have and how much of a compound called polyphenols they contain. The goal was to verify whether these products actually do what they promise.
For ME/CFS patients, oxidative stress has been proposed as a contributing mechanism in disease pathogenesis. This study directly evaluates whether commonly recommended supplements actually deliver their claimed antioxidant benefits, which is critical for patients considering these interventions and clinicians advising on their use.
This study does not establish that antioxidant supplementation improves ME/CFS symptoms or clinical outcomes—it only measures the chemical properties of supplements in vitro. It does not demonstrate that oxidative stress is the primary cause of ME/CFS, nor does it show whether measured antioxidant capacity translates into biological benefit when consumed. Correlation between supplement composition and therapeutic effect cannot be inferred from this analytical chemistry study alone.
About the PEM badge: “PEM required” means post-exertional malaise was an explicit required diagnostic criterion for participant inclusion in this study — not that PEM was studied, observed, or discussed. Studies using criteria that do not require PEM (e.g. Fukuda, Oxford) are tagged “PEM not required”. How the atlas works →
The first block is for the primary paper and is the citation you should use in research work. The atlas-snapshot line only applies if you are specifically referring to this atlas’s reading of the paper on the date shown.
Primary citation
Wasek, Marek, Giebułtowicz, Joanna, Sochacka, Małgorzata, Zawada, Katarzyna, Modzelewska, Wiktoria, Krześniak, Leszek M, et al. (2015). THE MEASUREMENT OF ANTIOXIDANT CAPACITY AND POLYPHENOL CONTENT IN SELECTED FOOD SUPPLEMENTS.. Acta poloniae pharmaceutica. https://pubmed.ncbi.nlm.nih.gov/26665393/
BibTeX
@article{mecfsatlas-wasek-2015-measurement-antioxidant,
author = {Wasek, Marek and Giebułtowicz, Joanna and Sochacka, Małgorzata and Zawada, Katarzyna and Modzelewska, Wiktoria and Krześniak, Leszek M and Wroczyński, Piotr},
title = {THE MEASUREMENT OF ANTIOXIDANT CAPACITY AND POLYPHENOL CONTENT IN SELECTED FOOD SUPPLEMENTS.},
journal = {Acta poloniae pharmaceutica},
year = {2015},
note = {PubMed: 26665393},
url = {https://www.mecfsatlas.com/evidence/wasek-2015-measurement-antioxidant},
}Atlas snapshot reference
ME/CFS Atlas. Generator v1 / Scanner v1.4 / policy v0.1. Accessed 2026-05-25. https://www.mecfsatlas.com/evidence/wasek-2015-measurement-antioxidant
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