Medically reviewed by Suzanne Fisher, RD Kefir and yogurt are both fermented foods that contain beneficial bacteria called ...

Alfalfa is more than a protein-rich feed for livestock; it may also be an excellent source of biogas. This mixture of methane ...

After that, a "starter culture", specifically the bacterial strains Lactobacillus bulgaricus ... occurring bacteria and yeast ...

A new study shows that adding fruit and microbes to alfalfa, a protein-rich feed for livestock, improves fermentation and biogas production.