What is a primary reason to keep hair restrained when preparing food?

Keeping hair restrained when preparing food is essential primarily to prevent hair from contaminating food. Hair can easily fall into food items or come into contact with surfaces where food is prepared, leading to potential health risks for consumers. Food safety standards emphasize the importance of maintaining a clean and safe environment to minimize any risks of introducing contaminants. By ensuring that hair is secured or covered, food handlers help maintain the highest hygiene practices, which are critical for public health and safety. This practice not only protects the food being served but also instills confidence in consumers regarding health standards in food preparation.