Mineral Water Guide
Other Minerals in Mineral Water
Natural mineral water contains a wide range of dissolved minerals. In addition to the main minerals such as sodium, calcium and magnesium, mineral water also includes other naturally occurring minerals like potassium, sulfate, chloride and fluoride.
These minerals contribute to the overall composition of water and reflect the geological layers the water passes through. While they are part of the natural mineral profile, they typically play a secondary role in everyday water selection compared to the main parameters.
What Other Minerals in Mineral Water Do
These additional minerals are naturally present in many mineral waters and contribute to their overall character.
Some examples:
- Potassium (K⁺) contributes to electrolyte balance, though it is usually present in small amounts in mineral water.
- Sulfate (SO₄²⁻) can influence taste and may give water a slightly drier or more pronounced character at higher levels.
- Chloride (Cl⁻) contributes to overall mineral balance and can slightly affect taste.
- Fluoride (F⁻) is naturally present in some waters and is monitored due to regulatory limits.
- Silica (SiO₂) is commonly found in mineral waters and contributes to their natural composition.
- Nitrate (NO₃⁻) occurs naturally in water but can also reflect agricultural or other environmental influences. Its concentration is regulated, and lower nitrate levels are preferred when comparing waters, particularly for infants and other sensitive groups.
Mineral water contains many different minerals, but most differences between waters are explained by a few key parameters.
Why These Minerals Are Not Included in the Matching System
h2oMatch focuses on the parameters that most strongly influence:
- overall mineral intake
- taste perception
- everyday water selection
These include:
- sodium
- calcium
- magnesium
- bicarbonate
- total mineralization (fixed residue)
While other minerals are part of the composition, they:
- are typically present in smaller amounts
- vary less significantly between waters
- are less commonly used as decision criteria
- are not consistently published across all bottlers and countries we cover
For this reason, they are not included in the Water Calculator or h2oMatch Score.
What You Should Know
Even though they are not used in the matching system, these minerals still contribute to the overall mineral profile and character of a mineral water.
They are part of what makes each source unique and may be listed on the label alongside the main parameters.
Understanding both the main and additional minerals helps build a more complete picture of mineral water composition.
Key Takeaway
While the main minerals explain most differences between waters, additional minerals help complete the overall mineral profile and reflect the water's natural origin.
FAQ
What minerals are found in mineral water besides calcium and magnesium?
Mineral water may also contain potassium, sulfate, chloride, fluoride and silica, depending on the geological source.
Are these minerals important?
They contribute to the overall composition of water, but typically play a smaller role in everyday selection compared to sodium, calcium, magnesium and total mineralization.