Penta Water

Penta Water (sometimes called AquaRx Water) is a brand of bottled water that claims to be structurally different from 'normal' water, and advertised as "ultra-purified" water. The company was founded in 1999 in San Diego, California. Penta's name derives from its association with supposed five-molecule clusters of water.

Bio Hydration Research Labs claims that their 'Penta process' of subjecting water to high energy sound waves, creating sonoluminescence, reduces the average size of the water clusters present in liquid water.

Controversy

Advertising in the UK:The UK Advertising Standards Authority (ASA) upheld complaints from the 2nd of March 2005 against claims made by Penta Water in a leaflet that:

1. the leaflet misleadingly implied the product had health benefits over and above those of ordinary water and

2. the claims "restructured" and "it might be just H2O, but it's no ordinary water" were misleading, because they believed that water could not be restructured.

Quoting from the ASA website:

"The advertisers asserted that...
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