White Kidney Bean Extract and blood sugar

What 2 graded rows on white kidney bean extract agree on for blood sugar, and where they differ. Counted side by side, never averaged.

Consensus finder Rows from the White Kidney Bean Extract page, reviewed Oct 21, 2026 How it decides

What the rows agree on

Each block and row is one graded row from the White Kidney Bean Extract page, with its PubMed record.

Supplement

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2 rows · 25 people

Split. 1 row found an improvement and 1 had mixed results.

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 D, is a crossover trial of 13 people (2009) and reported mixed results.

The rows run from 12 to 13 people, published from 2009 to 2013: 2 single studies.

1 improved · 1 mixed

Grade DPost-meal glucose, insulin and appetite · Improved
Crossover RCT · n 12 · 2013 · Healthy volunteers
100 mg with a mixed meal · Single test meals
Glucose, insulin and C-peptide rises were smaller than with placebo, ghrelin did not rebound, and desire to eat was lower over 3 hours.
Row on the White Kidney Bean Extract page · PubMed 23046862 (opens PubMed)
Grade DGlycaemic index of white bread · Mixed
Crossover RCT · n 13 · 2009 · Healthy adults
1,500, 2,000 or 3,000 mg with the meal · Single test meals
Only 3,000 mg of powder significantly lowered the glycaemic index (by 34%); capsules at any dose and lower powder doses did not.
Row on the White Kidney Bean Extract page · PubMed 19860922 (opens PubMed)