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Thegut microbiomeis a complex ecosystem of bacteria, viruses, fungi, and other microorganisms.

Photograhed by Theo Wenner, Vogue, Met Gala 2016
Among these microorganisms are probiotics, which help keep the guts bacterial flora in balance.
What are probiotics?
Simply put, probiotics are live yeast and bacteria.
There are two main genuses of probiotics,LactobacillusandBifidobacterium.
These two genuses encompass a wide variety of strains that you may have heard of, includingL.
acidophilus, L. casei, Bifidobacterium longum,Bifidobacterium breve,and more.
Many foods contain probiotics naturally.
Probiotics are the elements that provide an effective strategy to prevent or ameliorate many diseases.
Which foods contain probiotics?
Probiotics are mainly found infermented foods.
During the fermentation process, good bacteria multiply, enriching the food with live microorganisms.
Kefir is a fermented beverage similar to yogurt.
Although non-dairy versions made from coconut exist, most kefir is derived from milk.
Aged cheeses such as parmesan, gouda, and cheddar contain natural probiotics, thanks to the fermentation process.
Plus, aged cheese is delicious.
Not only isapple cider vinegara popularblood-sugar balancingcondiment, but its also rich in probiotics.
Consuming unpasteurized apple cider vinegar (preferably organic) helps promote the growth of good bacteria and improve digestion.
It can also help balance pH levels in the body, contributing to a healthier microbiota.
During the fermentation process, Lactobacillus bacteria develop, enriching kimchi with probiotics.
Kombuchais a fermented tea-based beverage that contains beneficial bacteria and yeasts.
Known for its detoxifying and anti-inflammatory properties, kombucha is also an excellent source of probiotics.
Miso, a fermented paste made from soybeans, is a staple in Japanese cuisine.
Fermentation of tempeh promotes the growth of probiotic bacteria, which improve digestion and contribute to a healthy microbiota.
Sauerkraut is fermented cabbage that, like kimchi, contains Lactobacillus bacteria.
This sticky food is often an acquired taste, but well-worth the adjustment phase thanks to its healthy properties.
Natto aids digestion and can improve bone and cardiovascular health thanks to its natural protein and beneficial enzymes.