Magnesium benefits
Magnesium is involved in over 300 enzymatic reactions, regulates blood pressure, supports muscle relaxation and bone density. Most adults under-consume it.
Highest Magnesium Sparkling Waters
Magnesium supports muscle and nerve function, energy metabolism and bone health. These naturally carbonated mineral waters deliver real magnesium per glass.
Brand rankings by magnesium
| Brand | Mg/L | % DV per liter |
|---|---|---|
| Gerolsteiner | ~108 | ~26% |
| San Pellegrino | ~55 | ~13% |
| Borjomi | ~45 | ~11% |
| Ferrarelle | ~20 | ~5% |
Daily value comparison
Daily value (DV) for magnesium is roughly 420 mg for adults. A liter of Gerolsteiner covers about a quarter of that — meaningful, especially alongside diet.
Top pick
Gerolsteiner is the clear leader for magnesium delivery among widely available naturally carbonated mineral waters.
Frequently asked questions
Which sparkling water has the most magnesium?
Gerolsteiner — about 108 mg per liter, by far the highest in the mainstream sparkling category.
Can drinking mineral water meet my magnesium needs?
It can contribute meaningfully — Gerolsteiner provides roughly 25% of the daily value per liter — but should complement, not replace, dietary sources.
Is magnesium in water as bioavailable as in food?
Yes — research suggests magnesium from mineral water is well absorbed, often comparable to dietary magnesium.
