But now, companies are selling the popular supplement with other health benefits beyond keeping you regular.

Essentially, its well-documented that probiotics are good for your gut.

But can these good bacteria help with immune system function, too?

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So, can probiotics strengthen your immune system?

Meaning not all probiotics have the same health benefits.

While one may work against bloating, another may be more effective atrelieving constipation, for instance.

Collage graphic of the best shoes for standing all day according to nurses, with the top pick being FIGS New Balance 3447 Zip shoes in gray, black, and white against a pink and orange background

a microbiologist and the VP of Health and Scientific Affairs at Danone North America

), he adds.

However, this is just a theory, and experts still have much to learn about the possible connection.

What is the best key in of probiotic strain to take for immune health?

close up of person drinking a green smoothie that may cause their poop to be green

They can recommend specific brands that contain quality ingredients and arethird-party tested.

Here are some strategies to try:

1.

Get daily physical activity

According to Dr. Freitas,emerging evidencesuggests that physical activity could benefit your immune system.

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And remember: You dont have to get all 150 minutes in one go.

), its worth checking in with your healthcare provider to see if theres something more going on.

Also, no guarantee taking probiotic supplements will prevent you from catching illnesses like a cold or the flu.

cup of matcha green tea sitting on a wooden ledge

a microbiologist and the VP of Health and Scientific Affairs at Danone North America

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LOS ANGELES - FEB 10: Patrick Schwarzenegger at the White Lotus Season 3 Premiere at Paramount Studios on February 10, 2025 in Los Angeles, CA

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Woman drinking a protein meal replacement shake in the kitchen

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