Pre-packaged food items that are available at the grocery store come with a sell-by, best-by, or expiration date on the label. Expiration dates are only required on infant formula. The manufacturer may choose to add the sell-by, best-by, or expiration date to the package to communicate the point when food is the freshest and highest quality.   Sell-By: This date refers to … [Read more...] about What’s the Date? Breaking Down Expiration Dates