What is pH water, specifically what does it mean for water to have a certain pH level like “alkaline water” often advertised as having a pH of 8 or 9, and how does this differing pH level, say compared to regular tap water which typically has a pH around 7, change the water’s chemical properties, potential health benefits (if any, and are those benefits scientifically proven), and potential risks associated with drinking water with a higher or lower pH over extended periods? I’m also curious about how the pH of water is measured and regulated in municipal water systems.

Answer

pH water, also known as alkaline water, refers to water that has a higher pH level than regular tap water. The pH scale, ranging from 0 to 14, measures the acidity or alkalinity of a substance. A pH of 7 is considered neutral; values below 7 are acidic, and values above 7 are alkaline (or basic).

Regular Water:

• Typically has a pH around 7, though it can vary slightly depending on the source and treatment.
• Considered pH neutral.
• The specific pH is influenced by the mineral content and dissolved gases.

pH Water (Alkaline Water):

• Has a pH typically between 8 and 9.
• Often artificially produced through electrolysis, which separates water into acidic and alkaline streams. The alkaline stream is then bottled as pH water.
• May contain added alkaline minerals such as calcium, magnesium, and potassium.
• Some pH water products are not created through electrolysis but by simply adding alkaline minerals to purified water.

Differences Summarized: