Dairy Bacteria

The Dairy Bacteria


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SpeciesMajor known functionProduct
Propionibacterium shermaniiFlavor & eye formationSwiss cheese family
Lactobacillus bugaricus
Lactobacillus lactis
Lactobacillus helveticus
Acid and flavorBulgarian buttermilk, yoghurt, kefir, koumiss, Swiss, Emmental, and Italian cheeses
Lactobacillus acidophilusAcidacidophilus buttermilk
Streptococcus thermophilusAcidEmmental, Cheddar, and Italian cheeses, and yogurt
Streptococcus diacetilactisAcidSour cream, ripe cream, butter, cheese, buttermilk and starter cultures.
Streptococcus lactis
Streptococcus cremoris
AcidCultured buttermilk, sour cream, cottage cheese, all types of foreign and domestic cheeses, and starter cultures.
Streptococcus durans
Streptococcus faecalis
Acid and flavorSoft Italian, cheddar, and some Swiss cheeses.
Leuconostoc citrovorum
Leuconostoc dextranicum
FlavorCultured buttermilk, sourcream, cottage cheese, ripened cream butter, and starter cultures.