How Probiotics Can Improve Your Gut Health and Immunity

6 minutes

How Probiotics Can Improve Your Gut Health and Immunity

Have you ever heard of probiotics and wondered what they are and how they can benefit your health? Probiotics are live microorganisms that are similar to the beneficial bacteria found in the human gut. They play a crucial role in maintaining a healthy gut microbiome, which is the collection of microorganisms that reside in your digestive tract. In recent years with the increasing interest in gut health and its connection to wellness, probiotics have become a hot topic. 

Let’s explore the science behind probiotics, their health benefits, the difference between prebiotics and probiotics, and how to incorporate probiotics into your daily routine. Whether you're looking to boost your immunity, improve your digestive health, or just maintain your overall wellness, probiotics are a great place to start. Read on to learn about the "good" bacteria that keep your gut healthy.

What are the benefits of probiotics?

Probiotics are associated with a number of health benefits. Some of the most well-known benefits of probiotics include:

Supporting digestive health 

Probiotics can help maintain the balance of good and bad bacteria in the gut, which can help improve digestion and reduce the risk of other digestive issues such as diarrhea and constipation.

Boosting the immune system 

Probiotics can help support the immune system by preventing the growth of harmful bacteria and other microorganisms in the gut.

Related: The Effects of Probiotics On Your Urinary Tract

Reducing the risk of certain infections: 

Some studies have suggested that probiotics may help reduce the risk of contracting certain types of infections, such as urinary tract infections and respiratory tract infections.

Improving skin health 

Probiotics may be helpful for improving the health of the skin, particularly if you experience any skin reactions from allergies or eczema.

Improving some mental health conditions

Recent studies have shown a link between gut health and mood, and probiotic supplements have been found to be helpful in improving some mental health conditions.

What is the difference between prebiotics and probiotics?

The terms “prebiotics” and “probiotics” are often used interchangeably, but they are actually quite different. 

Prebiotics are non-digestible fibers that serve as food for the beneficial bacteria in your gut.  They are found in certain plant-based foods such as onions, garlic, leeks, asparagus, and bananas, and are not digestible by the human body. They help promote the growth of good bacteria in the gut, which can improve digestion and boost the immune system. They pass through the small intestine without being digested until they reach the colon, where they become the food source for the good bacteria in the gut. 

Probiotics, on the other hand, are live microorganisms that are similar to the beneficial bacteria found in the human gut. They are often used to treat digestive issues such as diarrhea and constipation, as well as to boost the immune system. They are found in fermented foods such as yogurt, kefir, and sauerkraut, as well as in probiotic supplements. 

However, it should be noted that we cannot call every fermented food a probiotic food. For a food to be considered probiotic, the beneficial microorganisms it contains must reach the intestine. Some beneficial microorganisms in some fermented foods die in the stomach acid and are unable to reach the intestines, which is why they are not considered probiotics. 

Both prebiotics and probiotics can be beneficial for your gut health, but they work in different ways and should be used appropriately. If you are considering taking prebiotics or probiotics, it is always a good idea to speak with your healthcare provider to determine the best course of action for your specific needs. 

And while prebiotics and probiotics can be beneficial for gut health, they should not be used as a replacement for a healthy diet and lifestyle. At the end of the day, taking prebiotics or probiotics can’t replace a diet rich in fruits, vegetables, and whole grains, as well as regular exercise, as these are the most important factors in maintaining your overall health and wellness.

What foods are high in probiotics?

Foods that are high in probiotics are generally fermented or cultured, such as yogurt, kefir, sauerkraut, etc.

It's important to note that not all fermented foods contain probiotics, as some are heated or pasteurized during processing, which can kill the beneficial bacteria. Look for foods that contain live and active cultures to ensure that you are getting the benefits of eating probiotics.

When is the best time to take probiotics?

Timing can be important when taking probiotics. Some probiotic strains may survive better when taken before or after a meal. For example, Lactobacillus and Bifidobacterium strains may survive best through your digestive system when taken up to 30 minutes before a meal. However, some research suggests that taking probiotics consistently and on a regular basis may be more important than timing. Additionally, taking probiotics with specific foods, such as oatmeal or low-fat milk, may optimize their effects by improving the survival of the bacteria in the digestive tract. It's important to follow the manufacturer's instructions for taking probiotics and to talk to your healthcare provider before starting any new supplement regimen.

What is the best probiotic for gut health?

There are many different probiotics available on the market, and the best one for you will depend on your specific needs and health goals. Some strains of probiotics are more effective for certain health conditions than others. For example, Lactobacillus and Bifidobacterium are two strains of probiotics that are commonly used to support digestive health and boost the immune system.

What are natural probiotics?

Natural probiotics are live microorganisms that are found in certain foods that can help promote a healthy balance of bacteria in your digestive system. Some examples of natural probiotics include:


Yogurt is one of the most well-known sources of natural probiotics. It is made by fermenting milk with live and active cultures, such as Lactobacillus acidophilus and Bifidobacterium lactis.


Kombucha is a fermented tea drink that is becoming increasingly popular. It is made by fermenting tea with sugar and a symbiotic culture of bacteria and yeast (SCOBY).


Kefir is a fermented milk drink that is similar to yogurt, but thinner in consistency. It is high in probiotics and may be easier to digest for those who are lactose intolerant.


Sauerkraut is a fermented cabbage dish that is high in probiotics. It's important to note, however, that the pasteurization process can kill beneficial bacteria in sauerkraut.


Kimchi is a spicy fermented vegetable dish that is popular in Korean cuisine. It is high in probiotics and can be made using a variety of vegetables, including cabbage, radish, and cucumber.


Miso is a fermented soybean paste that is commonly used in Japanese cuisine. It is high in probiotics and can be used in soups, marinades, and dressings.


Tempeh is a fermented soybean product that is high in protein and probiotics. It has a nutty flavor and can be used in place of meat in many dishes.


Pickles are cucumbers that have been fermented in a solution made up of water, salt, and vinegar.

When we ferment foods like vegetables and animal-based products, microorganisms like bacteria and yeast grow and predigest the food for days and weeks. This process breaks down the nutrients in the food, making them easier for our bodies to absorb. 

Plus, during fermentation, microbes also create certain enzymes that are important for digestion. This is why eating fermented foods is great for our gut microbiota and why they can help with the digestion of other protein-containing diets. So go ahead, enjoy some yogurt, sauerkraut, or kimchi, and give your gut some love!

Back to blog

Leave a comment

Please note, comments need to be approved before they are published.