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Eau Royale

Eau Royale is Brasserie de Tahiti's everyday spring water, drawn at 63 m from an aquifer fed by Mont Aorai and bottled at Arue in 50 cl, 1 L and 1.5 L bottles. — as described by the brand

8.1/10Waterphile Score8/9 properties published

pHNot published −0.1—
TDS250 mg/L ideal 225–500 mg/L9.5
Sodium50 mg/L ideal up to 20 mg/L6.0
Calcium13.5 mg/L ideal 36.7–80 mg/L · counts half5.0
Magnesium7.7 mg/L ideal 16.7–30 mg/L · counts half5.0
Sulfate10 mg/L ideal up to 248 mg/L10.0
Chloride100 mg/L ideal up to 250 mg/L10.0
Nitrate1.1 mg/L ideal up to 10 mg/L10.0
Bicarbonate80 mg/L ideal 30–396.6 mg/L · counts half10.0

Each bar is out of 10 for that property. Deductions: −0.1 for missing values, −0.3 for an analysis over 3 years old. Editorial score, not a health rating. How scores work →

Mineral FactsPer litre · 9 of 11 values published

Basics

—

Total dissolved solids dry residue at 180°C

250 mg/L

Minerals

Calcium

13.5 mg/L

Magnesium

7.7 mg/L

Sodium

50 mg/L

Potassium

6.5 mg/L

Other dissolved substances

Bicarbonate

80 mg/L

Sulfate

10 mg/L

Chloride

100 mg/L

Nitrate (NO₃)

1.1 mg/L

Silica

—

— Not published by the brand · we never estimateSource: Label photo, Eau Royale 1.5 L, 'Analyse moyenne' panel (Open Food Facts image, uploaded 2017-07) · checked 2026-10-26

Label (mg/L): calcium 13.5, magnesium 7.7, sodium 50, potassium 6.5, iron <0.2, carbonates <1, chloride 100, sulfate 10, nitrate 1.1, phosphate 0.6, bicarbonate 80; dry residue at 180°C 250 mg/L. The right-hand column is printed one line out of step with its labels; values are read in printed order. No pH printed. Brasserie de Tahiti says Eau Royale and O'Tahiti come from the same Mont Aorai aquifer; O'Tahiti's own site gives the same figures except chloride 78 mg/L (label 100).

UK/EU label thresholds met

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

Low mineral content (fixed residue ≤ 500 mg/L)

Taste notes

No taste notes yet. Soon you will be able to say how Eau Royale 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

Waterphile Score lab data

8.1/10

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

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Similar waters

Computed from published numbers only: the waters whose mineral values are closest to Eau Royale’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

Source	Mont Aorai aquifer, bottled at Arue (Bain de la Reine), Tahiti (Brasserie de Tahiti)
Country	French Polynesia · all waters from French Polynesia
Water type	Spring water · what this means
Still or sparkling	Still
Data source	Label photo, Eau Royale 1.5 L, 'Analyse moyenne' panel (Open Food Facts image, uploaded 2017-07) Last checked 2026-10-26

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 Eau Royale 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.