Fermented milk products are created when milk ferments with specific kinds of bacteria called Lactobacilli or Bifidobacteria. Fermentation means the milk is partially digested by the bacteria. … Also, fermentation increases how long the milk product will last on the shelf.

What bacteria is used to ferment milk?

The Lactococcus and Enterococcus genera are typically involved in milk fermentations. Lactococcus is known to ferment milk into dairy products other than yogurt, such as cheese, sour cream, and buttermilk (Marco et al., 2017).

What type of fermentation occurs in milk?

Milk products prepared by lactic acid fermentation (e.g. yoghurt) or a combination of this and yeast fermentation (e.g. Kefir) are called fermented or cultured milks.