Telethon Kids Institute nutritionist Dr Roslyn Giglia says Australians are needlessly spending over $500 million a year on bottled water, when in fact tap water is the healthiest option.
Watch the video for all the facts on tap water.
Video: Why you're wasting your money on bottled water
The Kids Research Institute Australia nutritionist Dr Roslyn Giglia says Australians are spending over $500 million a year on bottled water, when tap water is healthier.