Lactobacillus gasseri and body fat

What 3 graded rows on lactobacillus gasseri agree on for body fat, and where they differ. Counted side by side, never averaged.

Consensus finder Rows from the Lactobacillus gasseri page, reviewed Oct 21, 2026 How it decides

What the rows agree on

Each block and row is one graded row from the Lactobacillus gasseri page, with its PubMed record.

Supplement

Lactobacillus gasseri Choose another

3 rows · 387 people

They agree: all 3 rows found an improvement.

No difference

Improved

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

From the rows

The best-graded row, grade C, is a randomized trial of 210 people (2013) and found an improvement.

The rows run from 87 to 210 people, published from 2010 to 2018: 3 single studies.

3 improved

Grade CAbdominal fat at lower probiotic doses · Improved
RCT · n 210 · 2013 · Healthy Japanese adults with large visceral fat areas
200 g fermented milk a day (about 100 million CFU a day or more) · 12 weeks, then 4 weeks off
Visceral fat area fell 8.5% and 8.2% from baseline at the two strain doses at week 12, with BMI and waist also down; the control group did not change, and the effects faded within 4 weeks of stopping.
Row on the Lactobacillus gasseri page · PubMed 23614897 (opens PubMed)
Grade CVisceral fat and waist size in adults with obesity · Improved
RCT · n 90 · 2018 · Korean adults aged 20 to 75 with BMI 25 to 35
1 billion or 10 billion CFU a day · 12 weeks
Visceral fat fell vs placebo on the high dose (difference -21.6 cm2, P = .012); waist size fell from baseline on both doses. Blood markers did not differ.
Row on the Lactobacillus gasseri page · PubMed 29688793 (opens PubMed)
Grade CAbdominal fat in adults with excess weight · Improved
RCT · n 87 · 2010 · Japanese adults with BMI 24.2-30.7 and high visceral fat (43 active, 44 control)
200 g fermented milk a day · 12 weeks
Visceral fat area fell 4.6% and subcutaneous fat 3.3% from baseline, with body weight down 1.4% (1.1 kg); none of these fell in the control group. Results are reported as changes from baseline.
Row on the Lactobacillus gasseri page · PubMed 20216555 (opens PubMed)