Kefir Fermentation. Kefir is a type of fermented milk, usually cow's milk. It has an acidic, almost citric, sour taste. Kefir contains kefir grains, live bacteria, and yeast.

Kefir and yogurt share some basic similarities: Both are fermented, made from milk, and have a tangy flavor, but there are a few key differences that give them unique properties.

Kefir yogurt is also a stronger probiotic than regular yogurt. Studies have also shown kefir to have antibacterial qualities and to assist with bone health, cancer, and allergies, ...

Kefir is produced by fermenting milk with kefir grains—small, cauliflower-like structures containing a complex community of beneficial microorganisms. Unlike yogurt, ...

Here’s how I do it: I put 30 grams of kefir grains per liter of milk into a glass, which I then fill up with 2% milk. Next, I seal the jar so its airtight and keep it on the counter in my ...

While it’s easy to make at home with just two ingredients — kefir grains and milk — getting hold of the grains can be tricky. Whereas, store-bought kefir skips the 24-hour fermentation process.