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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

26 pricing errors in one grocery shop

What to do if you’re overcharged for groceries at a New Zealand supermarket.

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

Which NZ supermarket has the cheapest groceries in 2026?

The Fine Print: Foodstuffs’ Club+ card

New Zealanders stretched by food costs want tougher action on supermarket pricing