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Supermarkets

New Zealand's supermarket duopoly affects how and what we buy. Our supermarket investigations expose pricing practices, loyalty schemes, and food quality issues so you can shop with confidence and get fair value.

Latest in supermarkets

The Debate: Are Ooshies harmless fun or corporate poison?

Two of Consumer NZ’s most opinionated staffers butt heads over Woolworths’ latest promotion.

5 questions with our CEO

26 pricing errors in one grocery shop

Consumer NZ says loyalty data for grocery discounts could push supermarket prices even higher

Which NZ supermarket has the cheapest groceries in 2026?