To reduce consumer confusion and wasted food, FSIS recommends that food manufacturers and retailers that apply product dating use a "Best if Used By" date.
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.
"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?