Where did Lactobacillus acidophilus come from?

Answer 1

Lacto- is because it produces an enzyme called lactase that digests lactose.

bacillus- is because it is rod shaped.

acido- comes from the word acid and philus means "friend" in which it is a acid friend.

Answer 2

Lactobacillus acidophilus is a type of bacteria that naturally resides in the human body, particularly in the gut. It is also found in certain fermented foods like yogurt and in dietary supplements. It was first identified in the early 20th century by researchers studying the microorganisms present in the digestive tract.