Effect of Probiotic (VSL#3) and Omega-3 on Lipid Profile, Insulin Sensitivity, Inflammatory Markers, and Gut Colonization in Overweight Adults: A Randomized, Controlled Trial
Open accessAbstract
To evaluate the effects of probiotic (VSL#3) and omega-3 fatty acid on insulin sensitivity, blood lipids, and inflammation, we conducted a clinical trial in 60 overweight (BMI>25), healthy adults, aged 40–60 years. After initial screening the subjects were randomized into four groups with 15 per group. The four groups received, respectively, placebo, omega-3 fatty acid, probiotic VSL#3, or both omega-3 and probiotic, for 6 weeks. Blood and fecal samples were collected at baseline and after 6 weeks. The probiotic (VSL#3) supplemented group had significant reduction in total cholesterol, triglyceride, LDL, and VLDL and had increased HDL (P<0.05) value. VSL#3 improved insulin sensitivity (P<0.01), decreased hsCRP, and favorably affected the composition of gut microbiota. Omega-3 had significant effect on insulin sensitivity and hsCRP but had no effect on gut microbiota. Addition of omega-3 fatty acid with VSL#3 had more pronounced effect on HDL, insulin sensitivity and hsCRP. Subjects with low HDL, insulin resistance, and high hsCRP had significantly lower total lactobacilli and bifidobacteria count and higher E. coli and bacteroides count.
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Omega-3s combined with probiotics contributed to greater improvements in metabolic health, such as insulin sensitivity and markers of inflammation.
“A further study showed that omega-3s, combined with probiotics, contributed to a greater extent in the area of metabolic health, such as improved insulin sensitivity and markers of inflammation [196].”
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“A further study showed that omega-3s, combined with probiotics, contributed to a greater extent in the area of metabolic health, such as improved insulin sensitivity and markers of inflammation [196].”
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- Authors
- Rajkumar, H., Mahmood, N., Kumar, M., Varikuti, S. R., Challa, H. R., & Myakala, S. P.
- Affiliations
- Indian Council of Medical Research (IN)
- Corresponding author
- Kumar, Manoj
- Venue
- Mediators of Inflammation
- Publisher
- Hindawi Limited
- Published
- 2014
- Volume
- 2014
- Pages
- 1-8
- ISSN
- 0962-9351 (ISSN-L)
- 1466-1861
- PMC
- PMC3984795
- OpenAlex
- W1995373964
- Cited by
- 301
- References
- 3
- Citations by year
- 2026: 13 · 2025: 21 · 2024: 33 · 2023: 25 · 2022: 26 · 2021: 39 · 2020: 31 · 2019: 30 · 2018: 28 · 2017: 23 · 2016: 15 · 2015: 13 · 2014: 4
- FWCI
- 26.28
- Type
- journal article
- Language
- en
- Open access
- gold
- doi.org
- Locations
- Mediators of Inflammation (publishedVersion, cc-by)
- Europe PMC (PubMed Central) (publishedVersion, cc-by)
- PubMed Central (publishedVersion, cc-by)
- PubMed (publishedVersion)
- DOAJ (DOAJ: Directory of Open Access Journals) (submittedVersion, cc-by-sa)
- Funders
- National Institute of Nutrition, Hyderabad, India
- Topics
- Life Sciences › Agricultural and Biological Sciences › Food Science › Probiotics and Fermented Foods
- Life Sciences › Biochemistry, Genetics and Molecular Biology › Molecular Biology › Gut microbiota and health
- Health Sciences › Nursing › Nutrition and Dietetics › Fatty Acid Research and Health
- Keywords
- omega-3 fatty acids, overweight adults, lipid profile, insulin sensitivity, insulin resistance, inflammatory markers, C-reactive protein, gut microbiota, HDL cholesterol, LDL cholesterol, triglycerides, lactobacilli, Bifidobacterium, Escherichia coli, Bacteroides
- MeSH terms
- Adult, Cholesterol, Female, Humans, Inflammation, Insulin Resistance, Lipids, Cholesterol, HDL, Cholesterol, LDL, Male, Middle Aged, Triglycerides, Fatty Acids, Omega-3, Probiotics, Gastrointestinal Tract, Overweight
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