Lactobacillus acidophilus L-92 and Improved Glycemic Control

Research synthesisLow evidenceModerate effect3 studies · 3 beneficial · 0 neutral · 0 harmful

Across 3 studies, all reported beneficial moderate-sized effects of Lactobacillus acidophilus L-92 on glycemic control, though only 1 study reached statistical significance. Evidence is drawn exclusively from reviews and fermentation studies, not direct clinical trials on L.92 specifically. Study durations, doses, and forms were not consistently reported, limiting precise characterization.

Studied populations: patients with T2DM

Caveats: Evidence base is small (only 3 studies) — conclusions should be considered preliminary. Available evidence is overwhelmingly positive — clinical literature in this area is subject to publication bias (null-result studies are less likely to be published or indexed). The one study showing a significant effect used a multi-strain probiotic (La5, Bb12, Cucurbita ficifolia), not L-92 alone, so the specific contribution of L-92 is unclear. The other two studies were reviews or in vitro fermentation studies without direct clinical outcome data.

Generated Jun 11, 2026

3 of 3 papers

Network meta-analysis of randomized control trials evaluating the effectiveness of various probiotic formulations in patients with type 2 diabetes mellitus.
- 2025-07-11
- Review · n = 62
- Diabetology & metabolic syndrome 17(1)
- - Abdallah R Allam
  - Mohamed Basyouni Helal
  - Mohamed Salah Alhateem
  - Mohamed Ashraf Shehab
  - Ahmed Gamal Elshaar
  - Mohamed Ahmed Saeda
  - Fatma Magdi Ibrahim
  - Ahmed Maher Khalil
  - Abdelrahman Mohamed Mahmoud
- PubMed: 40646644
- DOI: 10.1186/s13098-025-01841-2
7 Insights on
- Improved Glycemic Control
- Moderate evidence
The greatest reduction in HbA1c was observed with yogurt containing Lactobacillus acidophilus La5, Bifidobacterium Bb12, and Cucurbita ficifolia [MD = - 1.59; 95% CI: - 3.07 to - 0.12].
Effect
Beneficial
Effect size
Moderate
Significant
Yes
Microbial Strains in Fermented Dairy: Unlocking Biofunctional Properties and Health Benefits.
- 2025-01
- Review
- International journal of food science 2025(1)
- - Anuradha Wijesekara
  - Viraj Weerasingha
  - Shishanthi Jayarathna
  - Janak K Vidanarachchi
  - Hasitha Priyashantha
- PubMed: 40881058
- DOI: 10.1155/ijfo/6672700
8 Insights on
- Improved Glycemic Control
- Low evidence
The review explores the impact of microbial strains on the biofunctional properties of fermented dairy products, focusing on their contributions to gut and cardiovascular health, cancer risk reduction, bone density enhancement, weight management, and diabetes control.
Effect
Beneficial
Effect size
Moderate
Bioprocessing of Sargassum fusiforme via Lactobacillus Fermentation: Effects on Nutrient Composition, Organoleptic Properties, and In Vitro Antioxidant and Hypoglycemic Activities.
- 2025-04-17
- Foods (Basel, Switzerland) 14(8)
- - Chao Zhang
  - Houyun Zhang
  - Shengli Lin
  - Laijin Su
- PubMed: 40282786
- DOI: 10.3390/foods14081385
3 Insights on
- Improved Glycemic Control
- Low evidence
the inhibition of α-glucosidase activity increased by 2.0- to 3.0-fold in fermented S. fusiforme, whereas the inhibition of α-amylase activity was only significantly augmented by the PF-2 and PF-3 strains.
Effect
Beneficial
Effect size
Moderate

Lactobacillus acidophilus L-92 and Improved Glycemic Control

Network meta-analysis of randomized control trials evaluating the effectiveness of various probiotic formulations in patients with type 2 diabetes mellitus.

Microbial Strains in Fermented Dairy: Unlocking Biofunctional Properties and Health Benefits.

Bioprocessing of Sargassum fusiforme via Lactobacillus Fermentation: Effects on Nutrient Composition, Organoleptic Properties, and In Vitro Antioxidant and Hypoglycemic Activities.