This week, Vegemite launched a new product specifically for children called Vegemite Kids that contains 50% less sodium (salt) than the traditional iconic spread.

Reactions have been divided. Some have called it “un-Australian”, said it would make kids less resilient, and called for Vegemite to be left alone. Others thought a lower-salt option was a good idea.

Vegemite is among Australian children’s most frequently eaten discretionary breakfast items. So let’s unpack whether halving the salt content in this new product makes a meaningful difference to children’s health.

Why care about sodium levels?

Sodium is an essential nutrient (meaning our bodies need some sodium to function normally). But Australians typically eat more than the recommended amount.

Eating too much sodium is associated with raised blood pressure, a major risk factor for cardiovascular disease (including heart attack and........

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