“The euro is burning, the EU is falling apart and yet here they are: highly-paid, highly-pensioned officials worrying about the obvious qualities of water and trying to deny us the right to say what is patently true."
EU officials concluded that, following a three-year investigation, there was no evidence to prove the previously undisputed fact.
Producers of bottled water are now forbidden by law from making the claim and will face a two-year jail sentence if they defy the edict, which comes into force in the UK next month.
Last night, critics claimed the EU was at odds with both science and common sense. Conservative MEP Roger Helmer said: “This is stupidity writ large.
“The euro is burning, the EU is falling apart and yet here they are: highly-paid, highly-pensioned officials worrying about the obvious qualities of water and trying to deny us the right to say what is patently true.
“If ever there were an episode which demonstrates the folly of the great European project then this is it.”
NHS health guidelines state clearly that drinking water helps avoid dehydration, and that Britons should drink at least 1.2 litres per day.
The Department for Health disputed the wisdom of the new law. A spokesman said: “Of course water hydrates. While we support the EU in preventing false claims about products, we need to exercise common sense as far as possible."