Black currant (blackcurrant) and blood pressure

What 2 graded rows on black currant (blackcurrant) agree on for blood pressure, and where they differ. Counted side by side, never averaged.

Consensus finder Rows from the Black currant (blackcurrant) page, reviewed Oct 21, 2026 How it decides

What the rows agree on

Each block and row is one graded row from the Black currant (blackcurrant) page, with its PubMed record.

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2 rows · 111 people

Split. 1 row found no difference and 1 had mixed results.

No difference or mixed

Improved

Each block is one evidence row, sized by how many people it enrolled, with its grade inside. Outlined: mixed results.

From the rows

The best-graded row, grade C, is a meta-analysis of 97 people (2023) and found no difference.

The rows run from 14 to 97 people, published from 2020 to 2023: 1 pooled review and 1 single study.

1 no difference · 1 mixed

Grade CBlood pressure (pooled blackcurrant trials) · No difference
Meta-analysis, 4 studies · n 97 · 2023 · Adults in 4 blackcurrant trial reports (6 comparisons)
Not stated in the abstract · Not stated in the abstract
Blackcurrant did not significantly lower systolic (−1.46 mm Hg, 95% CI −6.62 to 3.7) or diastolic pressure (−2.09 mm Hg, 95% CI −4.38 to 0.20) versus control.
Row on the Black currant (blackcurrant) page · PubMed 36793778 (opens PubMed)
Grade CResting blood pressure, cognition and 6-minute walk · Mixed
Crossover RCT · n 14 · 2020 · Older adults (mean age 69)
600 mg/day · 7 days
Systolic pressure was 130 vs 136 mmHg and diastolic 78 vs 84 mmHg with blackcurrant vs placebo (p < 0.05). Six-minute walk performance and cognitive tests did not change.
Row on the Black currant (blackcurrant) page · PubMed 31902311 (opens PubMed)