Probiotics for Weight Loss

Exploring probiotics for weight loss and going into the scientific research

Probiotics for Weight Loss: What the Science Says

I. Introduction

You've probably heard about probiotics and their numerous health benefits. However, did you know that these microscopic superheroes might help with weight loss too? In this article, we'll explore the fascinating connection between probiotics and weight loss. In this article, we'll not only delve into scientific studies but also discuss the most effective probiotic strains for shedding those extra pounds, and provide tips for incorporating probiotics into your daily routine. Let's get started!

II. What are Probiotics?

A. Definition and explanation of probiotics

It is important to realize that probiotics are live microorganisms, often referred to as "good" or "friendly" bacteria, that are beneficial for our health when consumed in adequate amounts. They can help maintain a healthy balance of bacteria in our gut, which plays a vital role in our overall well-being[1].

B. Types of probiotics

There are numerous types of probiotics, with each having different characteristics and potential health benefits. Some common ones include Lactobacillus, Bifidobacterium, and Saccharomyces boulardii[2].

C. Sources of probiotics

Probiotics can be found naturally in various fermented foods such as yogurt, kefir, sauerkraut, kimchi, and kombucha[3]. They can also be taken as dietary supplements in the form of capsules, tablets, or powders.

III. How can Probiotics help with Weight Loss?

A. Explanation of how probiotics can affect metabolism

Probiotics may influence our metabolism by regulating the balance of gut bacteria, which can impact how our body processes and stores fat, and how it regulates blood sugar levels and appetite[4].

B. Research on probiotics and weight loss

Several studies have shown that certain probiotics can help with weight loss and weight maintenance. For instance, a meta-analysis of randomized controlled trials found that probiotic supplementation led to a modest but significant reduction in body weight, BMI, and fat percentage[5].

C. How probiotics can help with weight maintenance

Probiotics may not only help with weight loss but also with weight maintenance. Some research suggests that probiotics can help prevent weight regain after a successful weight loss[6].

IV. What Does Science Say about Probiotics and Weight Loss?

A. Analysis of scientific studies

The body of research on probiotics and weight loss is growing, and while some studies show promising results, others have found no significant effect[7]. This inconsistency might be due to differences in study design, probiotic strains used, and the populations studied.

B. Evaluation of the quality of research

Most studies on probiotics and weight loss are relatively short-term and have small sample sizes, which may limit the strength of their conclusions. Additionally, many of them are industry-funded, which can potentially introduce bias[8].

C. Discussion of the limitations of research

Despite the limitations mentioned above, there is still a growing body of evidence suggesting that certain probiotics may help with weight loss. However, more long-term, well-designed, and independently funded studies are needed to confirm these findings and establish optimal dosages and strains.

V. Which Probiotic Strains are Effective for Weight Loss?

Some specific probiotic strains have been found to be more effective for weight loss than others. Here are a few notable examples:

A. Lactobacillus gasseri

This probiotic strain has been shown to reduce body weight, waist circumference, and BMI in overweight and obese adults[9]. In one study, participants taking L. gasseri for 12 weeks experienced a significant decrease in body weight, waist circumference, and BMI compared to the placebo group[9].

B. Lactobacillus fermentum

While human studies on L. fermentum are limited, animal studies have demonstrated its potential in reducing body weight and fat mass[10]. Further research is needed to explore its effects on human weight loss.

C. Bifidobacterium lactis

This probiotic strain has been found to reduce body weight, BMI, and waist circumference in overweight and obese adults[11]. In a randomized controlled trial, participants who consumed a probiotic supplement containing B. lactis for six weeks saw significant improvements in weight and BMI compared to the placebo group[11].

D. Lactobacillus rhamnosus

Research has also shown that L. rhamnosus can help reduce body weight, BMI, and waist circumference in overweight and obese adults[12]. In one study, women who took a probiotic supplement containing L. rhamnosus for 24 weeks lost significantly more weight than those who took a placebo[12].

E. Explanation of how to choose a probiotic supplement for weight loss

When selecting a probiotic supplement for weight loss, it's important to look for products that contain strains with demonstrated weight loss benefits, such as those mentioned above. Moreover, choose a reputable brand, and consider factors like the number of strains included, especially looking for a probiotic with diverse types of strains, pure ingredients, and included prebiotics.

VI. Other Benefits of Probiotics

Probiotics offer numerous other health benefits beyond weight loss, including:

A. Probiotics and digestive health

Probiotics can help maintain a healthy balance of gut bacteria, which can improve digestion and help prevent or alleviate symptoms of digestive disorders such as irritable bowel syndrome (IBS) and inflammatory bowel disease (IBD)[13].

B. Probiotics and immune system function

By supporting a healthy gut microbiome, probiotics can also enhance our immune system function, helping to prevent infections and even reduce the severity of certain allergies[14].

C. Probiotics and mental health

Emerging research suggests that probiotics may play a role in supporting mental health by influencing the gut-brain axis, which is the communication pathway between our gut and our brain[15]. Some studies have found that certain probiotics can help improve symptoms of anxiety and depression[16]. As we've explored the world of probiotics and their potential role in weight loss, it's important to consider how the right supplement can help support your journey. One such option is MicroBiome Restore, a probiotic and prebiotic supplement that contains Lactobacillus fermentum, Lactobacillus rhamnosus, and Bifidobacterium lactis – strains we discussed today. The advanced MicroBiome Restore formula features a blend of mineral and fiber-rich foods, 26 probiotic strains, and no cellulose, useless fillers, or machine lubricants. To learn more about these strains and how to incorporate them into your daily routine, be sure to check out our articles on the best time to take prebiotics and the specific benefits of each strain.

VII. Probiotics for Weight Loss: Conclusion

In summary, the relationship between probiotics and weight loss is complex and still being explored. While some studies suggest that certain probiotic strains may help with weight loss and weight maintenance, more research is needed to establish the most effective strains and dosages.

Final thoughts on the efficacy of probiotics for weight loss

Although probiotics may not be a magic bullet for weight loss, they can be a valuable addition to a healthy lifestyle. Along with a balanced diet and regular physical activity, probiotics may provide some extra support in your weight loss journey.

Recommendations for incorporating probiotics into a healthy lifestyle

To reap the potential benefits of probiotics, consider adding probiotic-rich foods like yogurt, kefir, sauerkraut, and kimchi to your diet or taking a high-quality probiotic supplement containing strains known for their weight loss benefits. Just remember that probiotics are only one piece of the puzzle – a well-rounded approach to health and weight loss is always the best strategy.


  1. Hill, C., Guarner, F., Reid, G., Gibson, G. R., Merenstein, D. J., Pot, B., Morelli, L., Canani, R. B., Flint, H. J., Salminen, S., Calder, P. C., & Sanders, M. E. (2014). Expert consensus document: The International Scientific Association for Probiotics and Prebiotics consensus statement on the scope and appropriate use of the term probiotic. Nature Reviews Gastroenterology & Hepatology, 11(8), 506-514.
  2. Markowiak, P., & Śliżewska, K. (2017). Effects of Probiotics, Prebiotics, and Synbiotics on Human Health. Nutrients, 9(9), 1021.
  3. Parvez, S., Malik, K. A., Kang, S. A., & Kim, H. Y. (2006). Probiotics and their fermented food products are beneficial for health. Journal of Applied Microbiology, 100(6), 1171-1185.
  4. Kobyliak, N., Conte, C., Cammarota, G., Haley, A. P., Styriak, I., Gaspar, L., Fusek, J., Rodrigo, L., Kruzliak, P., & Samasca, G. (2016). Probiotics in prevention and treatment of obesity: a critical view. Nutrition & Metabolism, 13, 14.
  5. Borgeraas, H., Johnson, L. K., Skattebu, J., Hertel, J. K., & Hjelmesæth, J. (2018). Effects of probiotics on body weight, body mass index, fat mass and fat percentage in subjects with overweight or obesity: a systematic review and meta-analysis of randomized controlled trials. Obesity Reviews, 19(2), 219-232.
  6. Sanchez, M., Darimont, C., Panahi, S., & Tremblay, A. (2014). Effects of a Diet-Based Weight-Reducing Program with Probiotic Supplementation on Satiety Efficiency, Eating Behaviour Traits, and Psychosocial Behaviours in Obese Individuals. Nutrients, 9(3), 284.
  7. Koutnikova, H., Genser, B., Monteiro-Sepulveda, M., Faurie, J. M., Rizkalla, S., Schrezenmeir, J., & Clément, K. (2019). Impact of bacterial probiotics on obesity, diabetes and non-alcoholic fatty liver disease related variables: a systematic review and meta-analysis of randomised controlled trials. BMJ Open, 9(3), e017995.
  8. Yoo, J. Y., & Kim, S. S. (2016). Probiotics and Prebiotics: Present Status and Future Perspectives on Metabolic Disorders. Nutrients, 8(3), 173.
  9. Jung, S. P., Lee, K. M., Kang, J. H., Yun, S. I., Park, H. O., Moon, Y., & Kim, J. Y. (2013). Effect of Lactobacillus gasseri BNR17 on Overweight and Obese Adults: A Randomized, Double-Blind Clinical Trial. Korean Journal of Family Medicine, 34(2), 80-89.
  10. Jang, S. E., Jeong, J. J., Choi, S. Y., Kim, H., Han, M. J., & Kim, D. H. (2014). Lactobacillus fermentum species ameliorate dextran sulfate sodium-induced colitis by regulating the immune response and altering gut microbiota. Gut Microbes, 5(5), 646-657.
  11. Sharafedtinov, K. K., Plotnikova, O. A., Alexeeva, R. I., Sentsova, T. B., Songisepp, E., Stsepetova, J., Smidt, I., & Mikelsaar, M. (2013). Hypocaloric diet supplemented with probiotic cheese improves body mass index and blood pressure indices of obese hypertensive patients - a randomized double-blind placebo-controlled pilot study. Nutrition Journal, 12, 138.
  12. Sanchez, M., Darimont, C., Drapeau, V., Emady-Azar, S., Lepage, M., Rezzonico, E., Ngom-Bru, C., Berger, B., Philippe, L., Ammon-Zuffrey, C., Leone, P., Chevrier, G., St-Amand, E., Marette, A., Doré, J., & Tremblay, A. (2014). Effect of Lactobacillus rhamnosus CGMCC1.3724 supplementation on weight loss and maintenance in obese men and women. The British Journal of Nutrition, 111(8), 1507-1519.
  13. Didari, T., Mozaffari, S., Nikfar, S., & Abdollahi, M. (2015). Effectiveness of probiotics in irritable bowel syndrome: Updated systematic review with meta-analysis. World Journal of Gastroenterology, 21(10), 3072-3084.
  14. Hao, Q., Dong, B. R., & Wu, T. (2015). Probiotics for preventing acute upper respiratory tract infections. Cochrane Database of Systematic Reviews, (2), CD006895.
  15. Cryan, J. F., & Dinan, T. G. (2012). Mind-altering microorganisms: the impact of the gut microbiota on brain and behaviour. Nature Reviews Neuroscience, 13(10), 701-712.
  16. Wallace, C. J. K., & Milev, R. (2017). The effects of probiotics on depressive symptoms in humans: a systematic review. Annals of General Psychiatry, 16, 14.
Apr 29th 2024 biophysicsess

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