👉 Lactean is a scientific concept that refers to a specific type of enzyme found in certain bacteria, specifically from the genus Lactobacillus. This enzyme plays an important role in the fermentation process and the production of lactic acid, which is a byproduct of this process. The term "lactean" comes from the Greek word "laktos," meaning milk or dairy products, and "aneta," meaning to produce. It's not clear if this term was originally used