Which Brand Has Lactobacillus Gasseri? A Comprehensive Guide

November 24, 2025 •

4 min read

According to scientific research, certain strains of probiotics, like Lactobacillus gasseri, are known to offer specific health benefits, from promoting digestive health to influencing body fat distribution. This guide will detail which brand has Lactobacillus gasseri and help you navigate the various products available on the market.

Quick Summary

This article lists the top brands offering Lactobacillus gasseri, detailing product specifics, target benefits like digestive health and weight control, and how to select the best supplement for individual needs.

Key Points

Swanson offers a dedicated Lactobacillus gasseri supplement with 3 billion CFUs per serving, known for supporting digestive health and metabolism.
Thorne Research includes specific L. gasseri strains within its multi-strain blends, such as the Women's Daily Microbiome Formula and FloraMend Prime Probiotic.
Vitamatic combines L. gasseri with prebiotic fiber in a delayed-release capsule to enhance gut health and digestive support.
SuperSmart offers a supplement for weight control featuring the BIO6369 strain of L. gasseri, delivered in gastro-resistant capsules.
Culturelle's Women's 4-in-1 Protection product contains a multi-strain blend including L. gasseri, targeting women's specific health needs.
Look for products with delayed-release capsules or a shelf-stable formula to ensure potency and convenience.

Understanding Lactobacillus Gasseri

Lactobacillus gasseri is a type of 'friendly' bacteria naturally found in the human body, particularly in the digestive and vaginal tracts. As a lactic acid-producing bacterium, it contributes to a healthy microbial balance in the gut and is known for its ability to withstand harsh stomach acids. Beyond general digestive support, specific strains have been researched for more targeted benefits, including potential effects on weight management and women's health. It is important to note that specific results can vary depending on the strain and individual factors, as research on L. gasseri alone is not as extensive as for some other probiotics.

Brands That Offer Lactobacillus Gasseri

Several brands include Lactobacillus gasseri in their supplement formulations, either as a standalone product or as part of a multi-strain blend. Below are some of the most notable brands and their specific offerings:

Swanson

Swanson is a prominent brand offering a dedicated Lactobacillus gasseri supplement. Their product provides 3 billion Colony Forming Units (CFUs) per serving and is formulated in acid-resistant, vegan capsules to ensure the bacteria reach the lower gastrointestinal tract intact. It is marketed for digestive health and to support fat metabolism. The supplement does not require refrigeration, which is a convenient feature.

Thorne Research

Thorne Research incorporates specific Lactobacillus gasseri strains into their targeted probiotic blends. For example:

Thorne FloraMend Prime Probiotic: This product combines the KS-13 strain of L. gasseri with other beneficial bacteria like Bifidobacterium longum and B. bifidum.
Thorne Women's Daily Microbiome Formula: Includes the LbV 150N strain of L. gasseri as part of a comprehensive formula for women's health.

Vitamatic

Vitamatic offers a Lactobacillus gasseri supplement, providing 12 billion CFUs per delayed-release capsule. This product is also blended with prebiotic inulin fiber, which helps nourish the beneficial bacteria. It is marketed for digestive support and gut health.

SuperSmart

SuperSmart sells a Lactobacillus gasseri supplement specifically for weight control, featuring the BIO6369 (CNCM I-5076) strain. Their product is delivered in gastro-resistant capsules to maximize efficacy and ensure the six billion microorganisms per dose survive the journey to the gut. It is promoted for its ability to reduce abdominal fat and aid in slimming regimens.

HumanX

HumanX provides a combination supplement called Lactobacillus Gasseri & Reuteri+. This product features 10 billion CFUs of L. gasseri along with L. reuteri and an organic prebiotic blend. It is a vegan-friendly option with delayed-release capsules.

Culturelle

While many Culturelle products focus on the Lactobacillus rhamnosus GG strain, their Women's 4-in-1 Protection formula includes a blend of several lactobacilli, one of which is Lactobacillus gasseri. This multi-strain product is specifically designed to support vaginal, urinary, digestive, and immune health in women.

Comparison of Lactobacillus Gasseri Probiotics


Brand	Featured Strain	CFU Count	Key Benefits	Other Ingredients	Key Feature
Swanson	L. gasseri	3 Billion	Digestive health, metabolism support	Plant fiber, vegan capsule	Acid-resistant, no refrigeration required
Thorne (FloraMend Prime)	L. gasseri KS-13	5 Billion	Digestive support	B. longum, B. bifidum	Multi-strain blend
Vitamatic	L. gasseri	12 Billion	Digestive support, gut health	Prebiotic inulin fiber	Prebiotic and probiotic combination
SuperSmart	L. gasseri BIO6369	6 Billion	Weight control, abdominal fat reduction	Acacia gum	Gastro-resistant capsules
HumanX	L. gasseri, L. reuteri	20 Billion (total)	Digestive and optimal health support	Organic prebiotics	Combination with L. reuteri

How to Choose the Right Supplement for You

Selecting the best Lactobacillus gasseri supplement depends on your specific health goals and preferences. To make an informed decision, consider the following factors:

Targeted Benefits: Do you need a probiotic primarily for digestive health, weight management, or women's intimate health? Different products, as shown in the table, are formulated with specific goals in mind. For example, the Culturelle Women's blend is geared towards specific female needs.
CFU Count: The number of Colony Forming Units can vary significantly between brands, from 3 billion to 20 billion or more. A higher CFU count does not always guarantee better results; what matters more is a strain's clinically-researched efficacy for the intended purpose.
Formulation: Some probiotics include prebiotics or are part of multi-strain formulas. A multi-strain formula may offer broader benefits, while a single-strain product might provide more focused support. Look for delayed-release or gastro-resistant capsules, as this packaging can help ensure the live bacteria survive stomach acid.
Storage Requirements: For convenience, some probiotics, like Swanson's and Culturelle's, are shelf-stable and do not require refrigeration. This is a practical consideration, especially for those who travel often.
Third-Party Testing: Since supplements are not as strictly regulated as prescription drugs, seeking products that have been independently tested for potency and purity is crucial. Companies like Swanson and Thorne often provide information on their rigorous testing protocols.

Conclusion

Many brands offer Lactobacillus gasseri, a versatile probiotic strain with research-backed potential for improving digestive health and assisting with weight management. Notable providers include Swanson, Thorne, Vitamatic, HumanX, and Culturelle, each with unique formulations catering to different needs. When deciding on a supplement, it's essential to consider the specific strain, CFU count, and overall formulation that best aligns with your health objectives. Consulting a healthcare provider or a registered dietitian is always recommended to ensure a product is appropriate for your individual health status. For more information on probiotics in general, consult resources like WebMD on their official site.

Frequently Asked Questions

No, Align probiotics do not typically contain Lactobacillus gasseri. Align is known for featuring the specific and well-researched probiotic strain Bifidobacterium 35624 (also known as B. infantis 35624).

Some studies suggest that certain strains of Lactobacillus gasseri may have a positive effect on weight management, particularly in reducing abdominal fat. However, research results are mixed, and it is not a 'miracle supplement'.

While most Culturelle products feature the Lactobacillus rhamnosus GG strain, their 'Women's 4-in-1 Protection' formula does include Lactobacillus gasseri in its multi-strain blend.

Yes, Lactobacillus gasseri can be found in some fermented foods, though the strains and quantities can vary greatly. Probiotic supplements are often a more reliable way to ensure a specific strain and dose.

Yes, research indicates that Lactobacillus gasseri plays a significant role in women's health. It is a key component of a healthy vaginal flora and has been shown to support vaginal health and prevent bacterial vaginosis.

Many brands, including Swanson, now offer shelf-stable, acid-resistant capsules that do not require refrigeration. These formulations are designed to protect the live bacteria during storage and transit.

The optimal timing can vary by brand. Some advise taking the capsules on an empty stomach in the morning for best absorption. Always follow the specific instructions on the product label for best results.

While generally safe for most healthy individuals, certain groups should avoid probiotics or consult a doctor first. These include those who are pregnant, immunocompromised, or have damaged heart valves.