Why does bottled water have an expiry date

Of course not. Water doesn't go bad. Having a freshness date on a bottle of water makes about as much sense as having an expiration date on sugar or salt. There are several reasons why water bottles come with an expiration date. The main one is government bureaucracy: Water is a consumable food product, and as such, it is subject to laws requiring expiration dates on all consumables, from bologna to lemonade.

Although water, in and of itself, does not go bad, the plastic bottle it is contained in does "expire," and will eventually start leaching chemicals into the water. This won't necessarily render the water toxic, but it might make it taste somewhat less than "mountain spring fresh. Furthermore, many companies bottle water using the same machines they use to bottle sodas and other beverages which do expire and should carry an expiration date.

Never Miss Savings Again! Besides that, the expiration date on bottled water has certain benefits for the manufacturer The plastic bottle which water is contained in does "expire", and will eventually start leaching chemicals into the water.

This won't necessarily render the water toxic, but it might make it taste somewhat less than "mountain spring fresh". Furthermore, many companies bottled water use the same machines to bottle sodas and other beverages which do expire and should carry an expiration date. It's easier and more efficient to simply put a stamp on all the bottles whether needed or not rather than dedicating a special machine just for bottled water.

Finally, expiration dates are usually only one element of a printed code that also identifies the date, bottling plant, and other information.

Even though the expiration date itself is meaningless in terms of water going bad, the manufacturing information could be useful in tracking down contamination, bottling errors or product recalls.

Reverse Osmosis Water has no expiration date as the water is filtered from your water supply and stored in a localized tank. You control when the filters are changed in order to keep your water crystal clean, clear and fresh. The cost is only a fraction of a yearly bottle water user. Share Tweet.