The dietary approaches to stop hypertension (DASH) diet appears to be a safe option for people with heart failure, as it can help to control blood pressure and improve heart failure symptoms. It is important for people with heart failure to first discuss this with their doctor, because certain medications used to treat heart failure increase potassium levels in the blood,[1] and this combination can lead to harmful levels of potassium.
Is the DASH diet effective for heart failure?
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•Last Updated: April 23, 2025
The DASH diet is considered a safe option for people with heart failure because it can help manage blood pressure and alleviate symptoms. However, it is crucial for people with heart failure to consult their doctor first due to potential interactions with medications that may raise potassium levels.