Question
GeneralGeneralGeneral

Is carbonated water lower in pH than regular water?

Verified Answer

Yes, carbonated water has a lower pH than regular water, meaning it is more acidic.

pH Comparison:

  • Regular water: pH = 7 (neutral)
  • Carbonated water: pH = 3 to 4 (acidic)

Reason:

  • Carbon dioxide (CO₂) dissolves in water
  • Forms carbonic acid (H₂CO₃)
  • Releases H⁺ ions, lowering the pH

Is it harmful?

  • Generally safe for consumption
  • Much less acidic than strong acids
  • Does not significantly harm the body when consumed in moderation

Key Takeaway:

Carbonated water is more acidic than regular water due to the formation of carbonic acid, which lowers its pH.