If you eat less salt and more foods rich in potassium, calcium, and magnesium, your blood pressure is likely to go down a lot.

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Evidence from Studies

Supporting (1)

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Community contributions welcome

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Sodium intake and hypertension.

Narrative Review

2006 Sep-Oct

This study says that eating less salt and more foods rich in potassium, calcium, and magnesium (like fruits, vegetables, and nuts) helps lower blood pressure a lot — and that’s exactly what the claim says.

Contradicting (0)

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No contradicting evidence found

Gold Standard Evidence Needed

According to GRADE and EBM methodology, here is what ideal scientific evidence would look like to definitively prove or disprove this specific claim, ordered from strongest to weakest evidence.

Source Study

Sodium intake and hypertension.

Score: 1

DOI: 10.1016/J.PCAD.2006.07.001

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Eating less salt can help lower your blood pressure a little bit — on average, by about 3-4 points for the top number and 1-2 points for the bottom number, based on studies of many different people.

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Cutting back on salt can lower blood pressure, but sometimes it doesn’t do much at all—why? It depends on the person, how you measure it, and how much potassium they eat.

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