Used in food preservation to inhibit bacterial growth, especially in dairy products, meats, and wines. Prevents spoilage by breaking down bacterial cell walls. Commonly added to infant formulas for antimicrobial protection and immune support.

Employed in pharmaceuticals for its natural antibacterial properties in throat lozenges, oral hygiene products, eye washes, and eye drops. Also studied for use in the gastrointestinal system to control unwanted microbes.

Utilized in biotechnology to lyse bacterial cells for protein extraction and DNA isolation. Found naturally in tears and mucus, making it useful in research on innate immunity.

In cosmetics and skin care products, it provides antibacterial and anti-inflammatory benefits, often in creams or lotions for sensitive or acne-prone skin.

Overall, lysozyme is a safe, natural enzyme with diverse applications in food preservation, health care, and biotechnology.