Purified Drinking Water

Name: Purified Drinking Water
Brand: Kirkland Signature

69Okay

Contaminants · 22

Measured by an independent lab and compared against published safety limits.

Total Trihalomethanes0.6 ppbof 10 ppb

6% of the limitFDA bottled-water Standard of Quality, 21 CFR 165.110(b) — 0.010 mg/L total trihalomethanes

AluminumNDof 200 ppb

Not detectedFDA bottled-water Standard of Quality (secondary/aesthetic), 21 CFR 165.110(b) — 0.2 mg/L. NOTE: this is a bottled-water level; it is not an FDA limit for aluminum in solid foods, where no comparable federal limit exists.

AntimonyNDof 6 ppb

Not detectedFDA bottled-water Standard of Quality, 21 CFR 165.110(b) — 0.006 mg/L

ArsenicNDof 10 ppb

Not detectedFDA bottled-water Standard of Quality, 21 CFR 165.110(b) — 0.010 mg/L (= EPA MCL)

BariumNDof 2 ppm

Not detectedFDA bottled-water Standard of Quality, 21 CFR 165.110(b) — 2 mg/L

BerylliumNDof 4 ppb

Not detectedFDA bottled-water Standard of Quality, 21 CFR 165.110(b) — 0.004 mg/L

BromateNDof 10 ppb

Not detectedFDA bottled-water Standard of Quality, 21 CFR 165.110(b) — 0.010 mg/L

CadmiumNDof 5 ppb

Not detectedFDA bottled-water Standard of Quality, 21 CFR 165.110(b) — 0.005 mg/L

ChromiumNDof 100 ppb

Not detectedFDA bottled-water Standard of Quality, 21 CFR 165.110(b) — 0.1 mg/L total chromium (= EPA MCL)

CopperNDof 1 ppm

Not detectedFDA bottled-water Standard of Quality (secondary), 21 CFR 165.110(b) — 1 mg/L

CyanideNDof 200 ppb

Not detectedFDA bottled-water Standard of Quality, 21 CFR 165.110(b) — 0.2 mg/L

Di(2-ethylhexyl) Phthalate (DEHP)NDof 6 ppb

Not detectedFDA bottled-water Standard of Quality, 21 CFR 165.110(b) — 0.006 mg/L (= EPA MCL)

FluorideNDof 2 ppm

Not detectedFDA bottled-water Standard of Quality, 21 CFR 165.110(b) — 2.0 mg/L domestic non-carbonated (temperature-dependent 1.4–2.4 mg/L)

LeadNDof 5 ppb

Not detectedFDA bottled-water Standard of Quality, 21 CFR 165.110(b) — 0.005 mg/L

MercuryNDof 2 ppb

Not detectedFDA bottled-water Standard of Quality, 21 CFR 165.110(b) — 0.002 mg/L

NickelNDof 100 ppb

Not detectedFDA bottled-water Standard of Quality, 21 CFR 165.110(b) — 0.1 mg/L

NitrateNDof 10 ppm

Not detectedFDA bottled-water Standard of Quality, 21 CFR 165.110(b) — 10 mg/L AS NITROGEN (= EPA MCL). Readings must also be as N, not as nitrate ion; the as-NO3 equivalent would be ~44 mg/L.

NitriteNDof 1 ppm

Not detectedFDA bottled-water Standard of Quality, 21 CFR 165.110(b) — 1 mg/L as N

SeleniumNDof 50 ppb

Not detectedFDA bottled-water Standard of Quality, 21 CFR 165.110(b) — 0.05 mg/L (= EPA MCL)

SilverNDof 100 ppb

Not detectedFDA bottled-water Standard of Quality (secondary), 21 CFR 165.110(b) — 0.1 mg/L

ThalliumNDof 2 ppb

Not detectedFDA bottled-water Standard of Quality, 21 CFR 165.110(b) — 0.002 mg/L

UraniumNDof 30 ppb

Not detectedFDA bottled-water Standard of Quality, 21 CFR 165.110(b) — 0.030 mg/L (= EPA MCL)

Ingredients · 12

GoodCautionAvoid

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Healthier swaps

Same shelf, cleaner ingredients

Nutrition facts

Nutrient	Per 100ml	Per serving
Calories	0 kcal	0 kcal
Fat	0 g	0 g
Saturated fat	0 g	0 g
Carbohydrates	0 g	0 g
Sugars	0 g	0 g
Fiber	0 g	0 g
Protein	0 g	0 g
Sodium	0 g	0 g

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Common questions

Is Kirkland Signature Purified Drinking Water healthy?

Kirkland Signature Purified Drinking Water scores 69/100 on Tallow — our okay band. That number comes from what is on the label: the ingredients, how processed it is, and what it is packaged in. Per serving it carries 0g fiber, 0g protein and 0g sugar. It is not a verdict on your diet — Tallow does not weigh calories, portion size or how often you eat it, so a high score means the ingredients are clean, not that the food is unlimited.

What is in Kirkland Signature Purified Drinking Water?

Kirkland Signature Purified Drinking Water lists 12 ingredients, starting with Purified Water, Potassium Bicarbonate, Sodium Bicarbonate, Calcium Citrate and Sodium Chloride. Ingredients are listed in descending order by weight, so the first few make up most of what you are eating.

How many calories are in Kirkland Signature Purified Drinking Water?

0 kcal per serving, or 0 kcal per 100ml. Calories are only part of the picture — Tallow scores Kirkland Signature Purified Drinking Water on what the ingredients are, not how many calories they carry.

Does Kirkland Signature Purified Drinking Water contain seed oils?

No. Nothing in Kirkland Signature Purified Drinking Water’s ingredient list matches a seed oil — canola, soybean, corn, cottonseed, grapeseed, sunflower, safflower, rice bran or peanut oil, or an unspecified "vegetable oil".

How processed is Kirkland Signature Purified Drinking Water?

Kirkland Signature Purified Drinking Water is NOVA group 1: unprocessed or minimally processed. NOVA runs 1 to 4, where 1 is whole food and 4 is ultra-processed.

How does Kirkland Signature Purified Drinking Water compare to other water?

At 69/100 Kirkland Signature Purified Drinking Water lands mid-scale — below the typical score in water, but clear of the bottom band. A higher-scoring option in water is Eska Eau de Source Naturelle at 100/100.

Is Kirkland Signature Purified Drinking Water organic?

Kirkland Signature Purified Drinking Water is not certified organic in our data.

Has Kirkland Signature Purified Drinking Water been lab tested?

Yes. 22 substances in Kirkland Signature Purified Drinking Water have an independent laboratory result on file — see the Contaminants section above for each reading and the limit it was measured against.

Full methodology: how we score products.