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Theodora Calcia (Kékkúti)

Theodora Calcia, formerly sold as Theodora Kékkúti, is a high-calcium Hungarian natural mineral water from Kékkút in the Balaton Uplands.

1.7/105/9 properties published
  • pHNot published −0.1—
  • TDS1580 mg/L ideal 225–500 mg/L0.0
  • Sodium37 mg/L ideal up to 20 mg/L7.3
  • Calcium260 mg/L ideal 36.7–80 mg/L · counts half0.0
  • Magnesium57 mg/L ideal 16.7–30 mg/L · counts half0.7
  • SulfateNot published −0.1—
  • ChlorideNot published −0.1—
  • NitrateNot published −0.1—
  • Bicarbonate1110 mg/L ideal 30–396.6 mg/L · counts half0.0

Each bar is out of 10 for that property. Deductions: −0.4 for missing values, −0.1 for an undated analysis. Editorial score, not a health rating. How scores work →

Taste notes

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

Ratings & reviews

Waterphile Score lab data

1.7/10

From the brand’s published mineral values. How it works

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Similar waters

  1. 1Rosport ClassicNatural mineral water · Sparkling · Luxembourg Calcium257.7Magnesium103.4Sodium53.9Bicarbonate947.5Compared on 5 shared values
  2. 2TușnadNatural mineral water · Sparkling · Romania Calcium217Magnesium70.8Sodium137Bicarbonate1,160Compared on 5 shared values
  3. 3Hanácká kyselkaNatural mineral water · Sparkling · Czech Republic Calcium270Magnesium68Sodium248Bicarbonate1,580Compared on 6 shared values
  4. 4KryniczankaNatural mineral water · Still · Poland Calcium345Magnesium93.4Sodium54.2Bicarbonate1,623Compared on 5 shared values

Computed from published numbers only: the waters whose mineral values are closest to Theodora Calcia (Kékkúti)’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

SourceKékkút, Káli Basin, Balaton Uplands, Veszprém county
CountryHungary · all waters from Hungary
Water typeNatural mineral water · what this means
Still or sparklingStill
Data sourceTheodora – Theodora Calcia (official product page)
Last checked 2026-10-29

Theodora Calcia (Kékkúti) ingredients & nutrition facts

per litre
Theodora Calcia (Kékkúti)Per litre · 6 of 11 values published
Basics
pH
—
Total dissolved solids mineralisation
1,580 mg/L
Minerals
Calcium
260 mg/L
Magnesium
57 mg/L
Sodium
37 mg/L
Potassium
12.9 mg/L
Other dissolved substances
Bicarbonate
1,110 mg/L
Sulfate
—
Chloride
—
Nitrate (NO₃)
—
Silica
—
— Not published by the brand · we never estimateSource: Theodora – Theodora Calcia (official product page) · checked 2026-10-29

Official values (mg/L): Ca 260, Mg 57, Na 37, K 12.9, HCO3 1110, F 1.02; total dissolved minerals 1580. Older Kékkúti labels list Ca 280 and 1600 mg/L total.

UK/EU label thresholds met

Applied to the published numbers for information; these indications legally apply to natural mineral water labels.

  • Contains bicarbonate (> 600 mg/L)
  • Contains calcium (> 150 mg/L)
  • Contains magnesium (> 50 mg/L)

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.

Theodora Calcia (Kékkúti) FAQ

How much sodium (salt) is in Theodora Calcia (Kékkúti)?

Theodora Calcia (Kékkúti) has 37 mg/L of sodium, as published.

Does Theodora Calcia (Kékkúti) have electrolytes?

Its published analysis lists, per litre: calcium 260 mg/L, magnesium 57 mg/L, sodium 37 mg/L, potassium 12.9 mg/L and bicarbonate 1,110 mg/L.

Is Theodora Calcia (Kékkúti) spring, mineral or purified water?

Theodora Calcia (Kékkúti) is a still natural mineral water.

Where does Theodora Calcia (Kékkúti) come from?

Kékkút, Káli Basin, Balaton Uplands, Veszprém county, Hungary.

Where to buy

See the official Theodora Calcia (Kékkúti) 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.