Tier 4 — mechanistic

Strawberry as a functional food: an evidence-based review

Basu A, Nguyen A, Betts NM, Lyons TJ
Critical Reviews in Food Science and Nutrition 2014 54(6):790-806

Bibliography

PubMed
PMID 24345049
DOI
10.1080/10408398.2011.608174
Funding
NIH-supported research cited within the review; not stated for the review itself in the reviewed abstract/metadata.
Competing interests
Not stated in the reviewed abstract/metadata.

Study snapshot

DesignNarrative evidence-based review summarising nutritional epidemiology, controlled feeding studies, and mechanistic research on strawberry consumption and cardiometabolic and inflammatory outcomes.
ModelNot applicable — narrative review spanning human epidemiological and controlled-feeding studies plus animal/mechanistic data.
SampleNot applicable — review of multiple studies.
InterventionNot applicable — review of strawberry consumption across cited studies.
DurationNot applicable.
EndpointsNarrative summary of strawberry consumption and blood pressure, C-reactive protein, postprandial oxidative stress, inflammation, hyperglycaemia and hyperlipidaemia; Proposed mechanistic pathways (eNOS upregulation, NF-κB downregulation, carbohydrate-digestive-enzyme inhibition)

What the study showed, in plain terms

This review pulls together the case for strawberries as a genuine "functional food" — not just a tasty fruit, but one with measurable health effects backed by research.

The authors summarise population studies linking strawberry consumption to lower blood pressure and lower inflammatory markers, plus controlled feeding studies showing strawberries can blunt the blood sugar, fat, and inflammatory spike that follows a high-fat or high-sugar meal in people with cardiovascular risk factors.

Bottom line: strawberries have independent evidence for cardiometabolic and inflammatory benefit, separate from and in addition to whatever their fisetin content contributes — a reasonable dietary choice regardless of any fisetin-specific effect.

Key findings

Nutritional epidemiology shows an inverse association between strawberry consumption and hypertension or serum C-reactive protein; controlled feeding studies show strawberries can attenuate high-fat-diet-induced postprandial oxidative stress, inflammation, hyperglycaemia and hyperlipidaemia in people with cardiovascular risk factors.

What this study can and cannot tell us

A narrative review rather than a single controlled trial — findings draw on heterogeneous study designs and strawberry preparations, and the authors themselves note that optimal dose and duration for these benefits remain undefined. Not fisetin-specific.

Citation network

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Dr. Khaled Mahmoud, MBBChCritical Care Medicine, Longevity Science & Editorial Direction Dr. Amr Yasser, PhDCardiometabolic, Musculoskeletal, Gut & Bioavailability Dr. Abdulla Mostafa, PhDCellular Senescence, Neurological, Mitochondrial & Brain-Ageing Biology