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<subfield code="a">Fernández-Araque, Ana</subfield>
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<subfield code="a">Verde, Zoraida</subfield>
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<subfield code="a">Torres-Ortega, Clara</subfield>
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<subfield code="a">Sainz-Gil, María</subfield>
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<subfield code="a">Velasco-González, Verónica</subfield>
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<subfield code="a">González Bernal, Jerónimo</subfield>
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<subfield code="a">Mielgo Ayuso, Juan</subfield>
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<subfield code="a">In recent years, antioxidant supplements have become popular to counteract the effects&#xd;
of oxidative stress in fibromyalgia and one of its most distressing symptoms, pain. The aim of&#xd;
this systematic review was to summarize the effects of antioxidant supplementation on pain levels&#xd;
perceived by patients diagnosed with fibromyalgia. The words used respected the medical search&#xd;
terms related to our objective including antioxidants, fibromyalgia, pain, and supplementation.&#xd;
Seventeen relevant articles were identified within Medline (PubMed), Scopus, Web of Science (WOS),&#xd;
the Cochrane Database of Systematic Review, and the Cochrane Central Register of Controlled Trials.&#xd;
This review found that antioxidant supplementation is efficient in reducing pain in nine of the studies&#xd;
reviewed. Studies with a duration of supplementation of at least 6 weeks showed a benefit on pain&#xd;
perception in 80% of the patients included in these studies. The benefits shown by vitamins and&#xd;
coenzyme Q10 are remarkable. Further research is needed to identify the effects of other types of&#xd;
antioxidants, such as extra virgin olive oil and turmeric. More homogeneous interventions in terms&#xd;
of antioxidant doses administered and duration would allow the effects on pain to be addressed more&#xd;
comprehensively.</subfield>
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<subfield code="a">Effects of Antioxidants on Pain Perception in Patients with Fibromyalgia—A Systematic Review</subfield>
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