The use of dietary supplements, including probiotics, is another matter entirely.
When taken internally, "probiotics" (living bacteria and yeasts) can improve health, says the Cleveland Clinic.
In addition to strengthening the immune system, they aid in the battle against harmful microorganisms.
While it's true that taking a probiotic supplement can assist augment your body's natural population of beneficial bacteria,
there are other ways to improve your probiotic health, such as by changing what you eat and drink.
Incorporate probiotics into your diet on a daily basis with these fifteen delicious ideas.
The probiotic beverage buttermilk is made with living cultures of lactic acid bacteria and is fermented like yogurt, as Lee explains.