Pulse Brain · Growing Health Evidence Index
Tier 4 — Narrative / commentaryPeer-reviewed

The effects of flavonoids on cardiovascular health: A review of human intervention trials and implications for cerebrovascular function

Rees, A., Dodd, G.F. and Spencer, J.P.E.

2018

Read source ↗ All evidence

Summary

This review by Rees, Dodd and Spencer, published in Nutrients (2018), synthesises evidence from human intervention trials on the cardiovascular effects of flavonoids, a class of polyphenolic compounds found widely in plant-based foods. The paper evaluates evidence across flavonoid subclasses — including flavanols, flavonols, and anthocyanins — assessing their effects on vascular function, blood pressure, and lipid metabolism. It further extends this analysis to consider how improvements in cardiovascular function may have downstream implications for cerebrovascular health and cognitive function.

UK applicability

The findings are broadly applicable to UK dietary policy and public health guidance, particularly given UK interest in plant-rich diets and the role of polyphenol-rich foods such as berries, tea, and dark chocolate in cardiovascular disease prevention. The review's international evidence base is relevant to UK clinical and dietary recommendations.

Key measures

Blood pressure (mmHg); endothelial function (flow-mediated dilation, %); lipid profiles (LDL, HDL, total cholesterol, mmol/L); cerebral blood flow; inflammatory markers

Outcomes reported

The review examines the effects of dietary flavonoids on cardiovascular risk markers, including blood pressure, endothelial function, and lipid profiles, drawing on human intervention trials. It also considers implications for cerebrovascular function, including cerebral blood flow.

Theme
Nutrition & health
Subject
Phytonutrients & chronic disease prevention
Study type
Narrative Review
Study design
Narrative review
Source type
Peer-reviewed study
Status
Published
Geography
International
System type
Human clinical
Catalogue ID
XL1031

Topic tags

Pulse AI · ask about this record

Dig deeper with Pulse AI.

Pulse AI has read the whole catalogue. Ask about this record, its theme, or how the findings apply to UK farming and policy — every answer cites the underlying studies.