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

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CORE Hydration

CORE's bottled water report calls CORE Hydration ultra-purified water with added electrolytes, made to a pH specification of 7.2 to 7.6. — as described by the brand

Not enough dataWaterphile Score7/9 properties published
  • pH7.4 ideal 6.5–8.510.0
  • TDS78 mg/L ideal 225–500 mg/L5.0
  • SodiumNot published −0.1—
  • Calcium5 mg/L ideal 36.7–80 mg/L · counts half5.0
  • Magnesium32 mg/L ideal 16.7–30 mg/L · counts half8.2
  • SulfateND mg/L ideal up to 248 mg/L10.0
  • Chloride14 mg/L ideal up to 250 mg/L10.0
  • NitrateND mg/L as N ideal up to 10 mg/L10.0
  • BicarbonateNot published −0.1—

Each bar is out of 10 for that property. Needs at least 5 of 9 properties, including sodium and pH or TDS. Editorial score, not a health rating. How scores work →

Mineral FactsPer litre · 7 of 11 values published
Basics
pH
7.4
Total dissolved solids TDS
78 mg/L
Minerals
Calcium
5 mg/L
Magnesium
32 mg/L
Sodium
—
Potassium
11 mg/L
Other dissolved substances
Bicarbonate
—
Sulfate
Not detected
Chloride
14 mg/L
Nitrate (NO₃)
Not detected as N
Silica
—
— Not published by the brand · we never estimateSource: CORE Hydration Bottled Water Report (2018, brand report archived by Consumer Reports) · checked 2026-10-25

Source kind: brand's own report, but dated 2018 and hosted by Consumer Reports; no current report was found on corewater.com on 2026-10-25, so values may be out of date. Sodium, bicarbonate and silica not published.

Taste notes

No taste notes yet. Soon you will be able to say how CORE Hydration tastes to you. Results will appear here once people have voted; nothing is shown until then.

  • SoftNo votes
  • CrispNo votes
  • SmoothNo votes
  • MineralNo votes
  • SaltyNo votes
  • SweetNo votes
  • BitterNo votes
  • MetallicNo votes

Ratings & reviews

Be the first to rate CORE Hydration. Not rated yet, and no reviews yet. Ratings and reviews are not open yet; we will never show made-up scores.

Similar waters

  1. 1VolvicNatural mineral water · Still · France Calcium12Magnesium8Sodium12Bicarbonate74Compared on 5 shared values
  2. 2Llanllyr SourceSpring water · Sparkling · UK (Wales) Calcium12Magnesium8Sodium12Bicarbonate67Compared on 5 shared values
  3. 3FIJI WaterArtesian water · Still · Fiji Calcium18Magnesium14Sodium17Bicarbonate126.4Compared on 5 shared values
  4. 4Icelandic GlacialSpring water · Still · Iceland Calcium5.5Magnesium2.2Sodium11Compared on 5 shared values

Computed from published numbers only: the waters whose mineral values are closest to CORE Hydration’s on a log scale, using the values both brands publish as single numbers (at least 5). pH and nitrate are not used. Similar minerals do not mean similar taste.

Source & spring

SourceNot stated in the report
CountryUSA
Water typePurified water · what this means
US label wordingUltra-purified water with electrolytes (brand wording)
Still or sparklingStill
Data sourceCORE Hydration Bottled Water Report (2018, brand report archived by Consumer Reports)
Last checked 2026-10-25

Brands update their analyses from time to time, and values can differ between bottle sizes, plants and batches. Check the label on your bottle. Spotted a change? See corrections.

Where to buy

See the official CORE Hydration website for stockists. Retailer and price links are coming later.

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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.