noun
butyric acid bacterium; Clostridium butyricum
A beneficial gut bacterium that produces butyric acid; often mentioned in health and probiotic contexts.
酪酸菌は腸内環境を整えるのに役立つと言われている。
Butyric acid bacteria are said to help improve the intestinal environment.
このサプリメントにはラクサンキンが含まれている。
This supplement contains Clostridium butyricum.
乳酸菌 (lactic acid bacteria) are more commonly known for fermented foods like yogurt, while 酪酸菌 specifically produce butyric acid and are often associated with gut health supplements.
ビフィズス菌 (Bifidobacterium) is another major group of beneficial gut bacteria, often mentioned alongside 酪酸菌 in probiotic products.
Compound of 酪酸 (butyric acid) + 菌 (bacterium). The term is a straightforward scientific coinage.