Pepsi announced Friday that the labels of its Aquafina water bottles will be changed to say the product is tap water, according to Pepsi-Cola North America spokeswoman Michelle Naughton.

The label on Aquafina water bottles will soon be changed to spell out that the drink comes from the same source as tap water, the brand’s owner PepsiCo said Friday.

If labels show calories, that means sugars have been added. Some bottled waters can be high in sodium, and the Environmental Protection Agency (EPA) recommends only drinking water that contains 20 ...