Microorganisms such as molds, yeasts, and bacteria can multiply and cause food to spoil.Viruses are not capable of growing in food and do not cause spoilage."Best if Used By" is a type of date you might find on a meat, poultry, or egg product label. Does it mean the product will be unsafe to use after that date?Here is some background information answering these and other questions about product dating. Two types of product dating may be shown on a product label.
Research shows that this phrase conveys to consumers that the product will be of best quality if used by the calendar date shown.
[Top of Page] Dating Infant Formula Federal regulations require a "Use-By" date on the product label of infant formula under inspection of the U. Formula must maintain an acceptable quality to pass through an ordinary bottle nipple.
The "Use-By" date is selected by the manufacturer, packer or distributor of the product on the basis of product analysis throughout its shelf life, tests, or other information.
"Open Dating" is a calendar date applied to a food product by the manufacturer or retailer.
The calendar date provides consumers with information on the estimated period of time for which the product will be of best quality and to help the store determine how long to display the product for sale.