
Product Insights
Kirkland Purified Water sold at Costco is a 236 mL PET‑bottled mineral water. It belongs to the beverages – waters category (PNNS groups "Beverages" and "Waters and flavored waters") and carries a Nutri‑Score of A with a NOVA rating of 1, indicating a minimally processed product. The water contains no calories, fat, sugars or protein and is enhanced with small amounts of potassium bicarbonate, calcium citrate, sodium chloride and magnesium oxide, providing a neutral nutritional profile but limited substantive nutrient value.
Nutrient Levels
Traffic light indicators
Nutritional Values
Values per 100 ml
Comparative Analysis
Compared with the average beverage, this purified water contains no sugars, fat, saturated fat, salt or calories, making it nutritionally lower than typical drinks.
Ingredients
Purified water, potassium bicarbonate, calcium citrate, sodium chloride, magnesium oxide
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Frequently Asked Questions
Everything you need to know about Purified Water.









