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5 Best Probiotics for Immune System of 2024

In recent years, the spotlight on holistic health has illuminated the intricate relationship between our gut and overall immunity. This year we can see the connection becomes more undeniable, paving the way for an influx of probiotic supplements in the market. With an array of choices, pinpointing the best probiotics for immune system support can be daunting.

In this article we've streamlined the myriad options to present the top five probiotics making waves this year. Delving into their unique formulations, efficacy, and user feedback, this article offers a definitive guide for those seeking immune-supporting allies.

Top-rated probiotics for immune system: a shortlist

  1. Bioma — best probiotic for immune system with a delayed-release technology
  2. Routine — best probiotic for immune system created with women in mind
  3. Future Kind — best probiotic for immune system for vegans
  4. Clear Wellness — best probiotic for immune system containing mushrooms
  5. Ritual — best probiotic for immune system that includes bacteriophages

How have we compiled the best probiotics for immune system support?

Selecting the best probiotics for immune system health requires careful consideration. Here's how to choose:

Strain compositionCFU count
Reputable providerIngredient transparencyPrice
Multiple beneficial strains
Adequate live bacteria countTrusted brand and sourceClean and clear ingredients$1.00-$2.50

Selecting the best probiotics for immune system health requires careful consideration. Here's how to choose:

  • Strain composition. The best probiotics for immune system support should have multiple strains. Different strains offer diverse benefits — some strains are specifically beneficial for immune health.
  • CFU count. Probiotics for immunity should have an adequate CFU (Colony Forming Units) count. A higher CFU means more live bacteria, enhancing the probiotic's effectiveness.
  • Reputable provider. It's essential to choose probiotics for immune support from a trusted provider. A reputable brand ensures quality and safety.
  • Ingredient transparency. Ensure the probiotics for immune health have clean, transparent ingredients, free from unnecessary fillers or additives.
  • Price. The best probiotic for the immune system should offer a reasonable dosage compared to its price. Value is crucial.

5 best probiotics for immune system in 2024: an overview

As the year unfolds, the quest for optimal health is more pronounced than ever, with special attention on the role of gut flora in immunity. The complex interplay between our digestive tracts and immune responses drives the demand for the best probiotics for immune system support. In this section, we'll dive into an in-depth analysis of five standout providers from this year, evaluating each based on the critical criteria outlined earlier.

1. Bioma — best probiotic for immune system with a delayed-release technology

Bioma Health probiotics

Bioma Probiotics dietary supplement stands out for its delayed-release technology, enabling beneficial bacteria within to pass through stomach acid and reach the gut, with the aim of keeping them intact. It is designed to target common digestive issues such as gas, bloating, and constipation.

In this supplement, you will find active ingredients such as dietary fiber that nourishes natural gut bacteria, a proprietary probiotic blend consisting of different Bifidobacterium strains, and tributyrin — a compound that is suggested to repair the gut lining.

While on Bioma’s website there are no details mentioned regarding the testing methods, the brand’s offering is non-GMO, gluten-free, and vegan-friendly.

30 servings cost $47.99 ($1.59 per serving).

2. Routine — best probiotic for immune system created with women in mind

Routine Probiotics for Her

This dietary prebiotic and probiotic supplement from Routine, labeled For Her, totals 5 well-researched probiotic strains of both Bifidobacterium and Lactobacillus, 2 of which are science-backed to play a role in addressing Bacterial Vaginosis (BV).

Routine’s offering also includes organic ashwagandha, known for its stress and anxiety relief properties. The product is non-GMO, gluten-free, dairy-free, and suitable for vegans.

The brand assures that it manufactures its probiotic supplement in a laboratory facility that meets cGMP and FDA standards and has been issued Health Canada NPN certificates.

While designed with women in mind, For Her can also be taken by men, as affirmed by the makers.

1 month’s supply costs $39.95 ($1.33 per serving).

3. Future Kind — best probiotic for immune system for vegans

Future Kind probiotics

The Future Kind Vegan Probiotics Digestion Supplement is an expertly formulated blend aimed at individuals seeking the best probiotics for immune system enhancement from plant-based sources.

Comprising 10 robust strains, including DE111® (Bacillus subtilis) and familiar probiotics for immune health like Lactobacillus acidophilus, it provides a substantial 30 billion CFU.

Third-party testing further elevates its credibility. Great customer reviews underscore its effectiveness, affirming its position as one of the more reliable probiotics for immune system support available today.

Vegan-conscious users will undoubtedly appreciate this thoughtful formulation.

30-day supply costs $29.99 ($1.00 per serving).

4. Clear Wellness — best probiotics for immune system containing mushrooms

Clear Gut & Immunity

The Clear Wellness Clear Gut & Immunity offers a harmonious blend, uniting key probiotics for immune system support with revered natural ingredients. Lactobacillus rhamnosus and Bifidobacterium longum are stellar probiotics for immune health, while the inclusion of reishi and slippery elm mushrooms emphasizes a comprehensive approach to well-being.

Manufactured under cGMP in an FDA-registered facility, the product assures quality. The positive customer reviews further attest to its efficacy as one of the best probiotics for immune system bolstering.

However, the absence of third-party testing data does leave a gap in its credentials.

30-day supply costs $39.00 ($1.30 per serving).

5. Ritual — best probiotic for immune system that includes bacteriophages


The Ritual Gut Health Synbiotic+ stands out with a distinctive strategy towards enhancing gut health. Beyond the incorporation of well-researched strains like Lactobacillus rhamnosus and Bifidobacterium animalis at 11 billion CFU, it integrates specific Myoviridae strains — an innovative focus on the symbiotic relationship between bacteriophages and gut flora.

This approach suggests a holistic view of the gut ecosystem, addressing not only the beneficial bacteria but also their interactions with other microbial elements. Coupled with the addition of tributyrin, a compound known for its gut-supportive properties, the formulation showcases a forward-thinking design that seeks to comprehensively nurture and balance the gut environment, making it a standout in the realm of probiotics for immune system support.

Although the number of customer reviews is modest, the prevailing positivity is reassuring. Being manufactured under cGMP in an FDA-registered facility and being third-party tested only adds to its allure as one of the best probiotics for immune system bolstering.

A month's supply costs $54.00 ($1.80 per serving).

Comparison of the best probiotics for immune system

BrandPrice per serving
Price per bottle
Number of servings
Number of bacteria strainsThird-party testing data provided?
Additional ingredientsReview
Routine$1.33$39.95305NoYesRoutine review
Future Kind
$29.993010YesNoFuture Kind Review
Clear Wellness
$39.00 302NoYes-
302YesYesRitual Synbiotic+ review
Bioma$1.59$47.99303NoYesBioma Review

Benefits of taking probiotic supplements for immunity

The gut is often termed the body's “second brain” due to its intricate connection with overall health. Taking probiotic supplements for immunity has gained attention as research continually reveals the profound link between gut health and the immune system. Here are some key benefits:

  • Improved gut barrier. Probiotics help strengthen the intestinal barrier, preventing harmful pathogens from entering the bloodstream. A robust gut lining reduces the risk of infections and diseases.
  • Regulation of immune cells. Probiotics play a role in the maturation and regulation of innate and adaptive immune cells. This balance is crucial in maintaining a responsive and effective immune system.
  • Reduction of inflammation. Chronic inflammation can weaken the immune system. Probiotics can help reduce gut inflammation, thereby potentially enhancing immune responses and reducing the risk of inflammatory diseases.
  • Inhibition of pathogens. Some probiotic strains can produce substances that inhibit pathogen growth. This competition ensures harmful bacteria don't overrun the gut, maintaining a balanced microbial environment conducive for immune health.
  • Production of vital substances. Probiotics aid in producing essential vitamins and short-chain fatty acids, which play significant roles in immune health. For instance, certain B vitamins and fatty acids are known to facilitate immune responses and maintain gut health.

Prebiotic vs. probiotic for immune system

Prebiotics and probiotics both play integral roles in supporting immune health, but they function differently. Below are the key differences between the two.

NatureDietary fibersLive beneficial bacteria
FunctionNourish beneficial bacteria in the gutFacilitate immune responses & gut health
Role in immunitySupport healthy gut environment, indirectly aiding immunityDirectly interact with immune cells, enhancing defense
SourceFoods like garlic, onions, and asparagusFermented foods and supplements

Both components, when balanced, promote a robust gut, which is paramount for optimal immune function.

Are all probiotics beneficial for immune system?

Not all probiotics are created equal in their impact on the immune system. While many probiotic strains have been linked to enhanced immunity, the efficacy depends on the specific strain, dosage, and individual health factors.

Some strains might be beneficial for gut health but have minimal influence on immune responses. It's essential to choose probiotics based on research-backed strains known to offer immune benefits.

Consulting a healthcare professional for guidance is always advisable.

The recommended dosage of probiotics for immune support varies based on the specific strain, product formulation, and individual health factors. Common recommendations range from 1 billion to 100 billion CFUs (colony forming units) daily.

However, there's no one-size-fits-all answer. Some strains may be effective at lower doses, while others require higher counts. Always consult the product label and a healthcare professional to determine the appropriate dosage tailored to individual needs and the desired immune benefits.

Do probiotics keep you from getting sick?

Probiotics can play a role in supporting the immune system, potentially reducing the risk of certain illnesses. They help maintain a balanced gut microbiota, which is linked to improved immune responses.

While probiotics can enhance the body's defenses against pathogens, they don't guarantee immunity from all diseases.

It's essential to understand that probiotics are one component of a holistic approach to health, and their effectiveness varies among individuals and strains.

Do probiotics offer protection against viral infections?

Probiotics can enhance the immune system's response to pathogens, including some viruses. While they don't directly inactivate viruses, they can help modulate the immune response, potentially reducing the severity or duration of infections.

However, probiotics aren't a substitute for vaccines or antiviral medications. Their protective effect varies based on strain and individual factors, and research in this field is ongoing.

Are fermented foods equivalent to probiotic supplements for immunity?

Fermented foods contain live beneficial bacteria, much like probiotic supplements. However, they might not offer the same controlled, standardized doses of specific strains known to support immunity.

While fermented foods like yogurt, sauerkraut, and kimchi are beneficial for gut health and potentially enhance immunity, probiotic supplements often provide targeted, high-dose strains with researched immune benefits. Both have their place, but they're not directly equivalent in their impact on immunity.

How do age and lifestyle influence probiotics' effects on immunity?

Age and lifestyle significantly modulate the effects of probiotics on immunity. As we age, the diversity of our gut microbiota diminishes, potentially impacting immune responses.

Probiotics can help restore this balance in older individuals. Conversely, factors like stress, poor diet, and lack of exercise can harm gut health, reducing the probiotics' efficacy.

Active, balanced lifestyles often enhance the benefits of probiotics, while sedentary, unhealthy lifestyles might lessen their positive impact on immune function.

Understanding the best probiotics for immune system health is paramount in today's health-conscious era.

Not all probiotics are equally effective; selecting the right strains and dosages is crucial. Additionally, age, lifestyle, and individual health factors can modulate the efficacy of these probiotics for immune support.

When it comes to holistic approach, while fermented foods offer some benefits, supplementation to support the immune system, especially probiotics, provides a more controlled approach to facilitate immunity.

Always consult a healthcare professional for personalized guidance on probiotics for immune system.

Explore other probiotic products and benefits

Best probiotics for men gut health discusses ways to improve the digestive system for men.

Best probiotics for women emphasizes supplements that support digestive & vaginal health.

Best probiotics to lose weight may help support weight management and improve general health.

Best probiotics for constipation may improve bowel movement.

Best probiotics for bacterial vaginosis discusses ways to promote a balanced vaginal microbiome.

Best probiotics for pregnancy that promote a healthy gut for both of you.


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