Shelf Life of Bottled Ozarka Water

According to the International Bottled Water Association, "Bottled water can be used indefinitely if stored properly." However, heat and time can adversely effect a bottled water's quality.

Have you ever picked up a bottle of water and thought to yourself, "Why does water have an expiration date?" Read on to learn why.

Study authors: Nneka Leiba, MPH, Analyst; Sean Gray, MS, Senior Analyst; Jane Houlihan, MSCE, Sr VP for Research Overview The bottled water industry routinely fails to provide information to consumers about the water’s specific geographic source, purification methods and the results of purity testing, a new EWG investigation shows. Overall, more than half of the 173 bottled water brands surveyed in 2010 flunked EWG's transparency test.