Applications: As a natural antimicrobial, Nisin is widely used as a bio-preservative in the food industry. It is effective against a broad range of Gram-positive bacteria and their spores. Common applications include: (1) Dairy: Prevents spoilage in processed cheese, milk, and yogurt. (2) Canned Foods: Extends shelf life by inhibiting heat-resistant spores. (3) Meat & Beverages: Used in vacuum-packed meats and pasteurized fruit juices.

Features: (1) Safe: Recognized as GRAS (Generally Recognized as Safe) and digested as a protein in the human body. (2) Stable: Maintains activity under acidic conditions and high temperatures. (3) Natural: Offers a "clean label" alternative to synthetic chemical preservatives.