What high-potassium foods should I avoid on spironolactone?

Avoid potassium-based salt substitutes completely, and limit concentrated sources like coconut water, dried apricots, tomato puree, large portions of potatoes, orange juice, and whole avocados — normal balanced meals are fine with monitored bloods.

What foods should I avoid while taking spironolactone?

The clear avoid is salt substitutes containing potassium chloride, whilst concentrated potassium sources like coconut water, dried apricots, tomato puree, and large portions of bananas, potatoes, or avocado need moderation with regular blood monitoring.

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Can I eat this with Spironolactone?

Spironolactone makes your body hold on to potassium. Stacking large potassium sources on top can push levels dangerously high.

Also sold as Qaialdo, Spirospare, Urospir. Brand names from the NHS Dictionary of Medicines and Devices.

Type any food below for an instant verdict — we check 72 foods and drinks for Spironolactone (1 to avoid, 70 to take care with) — or tap one below.

Quick answers

What high-potassium foods should I avoid on spironolactone?: Avoid potassium-based salt substitutes completely, and limit concentrated sources like coconut water, dried apricots, tomato puree, large portions of potatoes, orange juice, and whole avocados — normal balanced meals are fine with monitored bloods.
What foods should I avoid while taking spironolactone?: The clear avoid is salt substitutes containing potassium chloride, whilst concentrated potassium sources like coconut water, dried apricots, tomato puree, and large portions of bananas, potatoes, or avocado need moderation with regular blood monitoring.

Grounded in the checker below and the full guide. Not a substitute for your pharmacist.

1 · What do you take?

Spironolactonealso aldactone, potassium-sparing diuretic, Qaialdo

Spironolactone makes your body hold on to potassium. Stacking large potassium sources on top can push levels dangerously high.

The clear avoid is potassium-based salt substitutes. Normal portions of potassium-rich foods are usually fine with monitored bloods — the risk is large, regular loads. Kidney function changes the picture, so follow your own team’s advice.

Read our full Spironolactone guide →

2 · What do you want to eat or drink?

Tap a food to see the answer, or type any food or drink in the box above.

Foods to avoid with Spironolactone· 1

Take care with Spironolactone· 70

Fine with Spironolactone· 1

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This checker summarises published guidance (NHS medicine pages, patient information leaflets and drug labels) for general information only. It is not medical advice, it is not exhaustive, and it cannot account for your dose, kidney function, other medicines, or health conditions. Always follow your prescriber, pharmacist, or the patient information leaflet — especially before changing what you eat or drink. See our editorial policy.

Food groups that matter with Spironolactone

Every medicine each one affects, on one page.

Affected by the same foods as Spironolactone.