Princes Gate

Princes Gate is still natural mineral water from west Wales, drawn and bottled on organically farmed land in Pembrokeshire. — as described by the brand

8.6/10Waterphile Score9/9 properties published

pH6.2 ideal 6.5–8.57.7
TDS233 mg/L ideal 225–500 mg/L9.2
Sodium12 mg/L ideal up to 20 mg/L10.0
Calcium58 mg/L ideal 36.7–80 mg/L · counts half9.9
Magnesium11.5 mg/L ideal 16.7–30 mg/L · counts half6.1
Sulfate9.1 mg/L ideal up to 248 mg/L10.0
Chloride18 mg/L ideal up to 250 mg/L10.0
Nitrate20 mg/L ideal up to 10 mg/L5.7
Bicarbonate202 mg/L ideal 30–396.6 mg/L · counts half10.0

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

Mineral FactsPer litre · 10 of 11 values published

Basics

Total dissolved solids dry residue 180°C

233 mg/L

Minerals

Calcium

58 mg/L

Magnesium

11.5 mg/L

Sodium

12 mg/L

Potassium

1.1 mg/L

Other dissolved substances

Bicarbonate

202 mg/L

Sulfate

9.1 mg/L

Chloride

18 mg/L

Nitrate (NO₃)

20 mg/L

Silica

— Not published by the brand · we never estimateSource: Princes Gate Still Natural Mineral Water 1.5L label (Sainsbury's listing) · checked 2026-10-25

Source kind: retailer label; princesgate.com publishes no mineral analysis. Silica not published.

How it stands out

Sodium is 12 mg/L, under the 20 mg/L level the UK/EU uses for “suitable for a low-sodium diet” on natural mineral water labels.

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)
Suitable for a low-sodium diet (sodium < 20 mg/L)

Taste notes

No taste notes yet. Soon you will be able to say how Princes Gate 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

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Similar waters

Computed from published numbers only: the waters whose mineral values are closest to Princes Gate’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	The Well Fields, Pembrokeshire, Wales
Country	UK (Wales)
Water type	Natural mineral water · what this means
Still or sparkling	Still
Data source	Princes Gate Still Natural Mineral Water 1.5L label (Sainsbury's listing) 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 Princes Gate website for stockists. Retailer and price links are coming later.

Compare Princes Gate with

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.