81 waters · official data · checked 2026-10-25

Compare / Best for

Most alkaline bottled water (highest pH)

Ranked by published pH. A high pH alone says nothing about mineral content; see what pH means.

Highest pH

Highest first · per litre, as published

  1. 1Essentia9.92
  2. 2Alkaline889.4
  3. 3Icelandic Glacial8.49
  4. 4AQUA Carpatica8.2
  5. 5Acqua Panna8
  6. 6Eternal (Smoky Mountain, TN)8
  7. 7FIJI Water7.91
  8. 8Levissima7.9
  9. 9Abbey Well7.8
  10. 10ASDA Still Natural Mineral Water7.8
  11. 11Hawaiian Springs7.8
  12. 12Highland Spring7.8
  13. 13Liquid Death Mountain Water (Still)7.8
  14. 14Nestlé Pure Life (UK)7.8
  15. 15Waiākea7.8
  16. 16JUST Water7.78
  17. 17Flow Alkaline Spring Water7.72
  18. 18Belu7.7
  19. 19Brecon Carreg7.6
  20. 20Radnor Hills7.6
  21. 21Sainsbury's British Still Spring Water (5L)7.6
  22. 22San Benedetto (Benedicta)7.6
  23. 23Acqua Fiuggi7.47
  24. 24Buxton7.4
  25. 25Contrex7.4
  26. 26CORE Hydration7.4
  27. 27Crystal Geyser7.4
  28. 28M&S Still Scottish Mountain Water7.4
  29. 29Carrick Glen (Lidl)7.3
  30. 30Hildon7.3
  31. 31Vöslauer7.21
  32. 32Ballygowan7.2
  33. 33Evian7.2
  34. 34Hépar7.2
  35. 35Vittel7.1
  36. 36Antipodes7
  37. 37Harrogate Spring7
  38. 38Volvic7
  39. 39Castle Rock6.8
  40. 40Tŷ Nant6.8
  41. 41Waitrose Essential Still Natural Mineral Water6.7
  42. 42Kirkland Signature (Costco) Purified6.69
  43. 43Vichy Catalan6.21
  44. 44Ferrarelle6.2
  45. 45Polar (purified water)6.2
  46. 46Princes Gate6.2
  47. 47Topo Chico6.2
  48. 48VOSS6.2
  49. 49Deeside6.1
  50. 50Niagara6.09
  51. 51Spa Reine6
  52. 52Boxed Water Is Better5.8
  53. 53Penta5.4
  54. 54S.Pellegrino5.18

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Not ranked because the brand publishes a range or “not detected” rather than a single number: Arrowhead (6.9–8.1), Deer Park (4.8–8.3), Ice Mountain (6–8.4), Morrisons Yorkshire Vale Still Spring Water (7.4–7.7), Ozarka (5.5–6.9), Poland Spring (6.2–7.5), Proud Source (7.8–8.5), Pure Life (US) (6–7.2), Saratoga Spring Water (5.8–6), The Mountain Valley (7.3–8.1), Zephyrhills (7.6–8.3).

Not ranked because the brand does not publish this value: Apollinaris Classic, Aquafina, Badoit, Dasani, Evamor, Font Vella, Gerolsteiner, Isklar, Lanjarón, LIFEWTR, Llanllyr Source, Perrier, Peñafiel Mineral, smartwater, Solán de Cabras, Strathmore.

Not medical advice. Waterphile shows mineral values as published by each brand, for general information only. If you have a health condition, follow a restricted diet or prepare infant formula, ask a doctor, pediatrician or health visitor.