Milk used to come in one size and flavour. But Fonterra and Goodman Fielder now "diversify" their product range to build shelf presence. So-called enriched milks (with added calcium, protein or ingredients such as omega-3) are all part of the diversification strategy.

Nutrition-wise, the only really meaningful choice when buying milk is between regular (blue top) and reduced or low-fat (green top). Our comparison of supermarket "home" brands with more expensive brands found little difference in nutritional content (see our "Milk comparison" table below).

That's not surprising. By far the majority of milk in supermarkets comes from the same supplier – Fonterra. Home brands contain much the same levels of protein and fat as branded bottles. All milk also qualifies for the description "good source of calcium". Our advice: shop on price.

Milk table

Guide to the table

  • A = 2L bottle purchased.
  • Price is the price we paid in Wellington supermarkets in March and April 2011 and is not necessarily indicative of average retail price.
  • Nutrition per 100ml is taken from the products’ nutrition information panels.

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