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Calculation Machine

Daily Potassium Intake Target Calculator

Recommended potassium intake by body weight.

Reviewed by James Whitfield · How we check our maths

Your values

ⓘ Live results

Results
Recommended daily target
3,400 mg
Current estimated intake
2,200 mg
Gap to target
1,200 mg
Bananas needed to close gap (~420mg each)
3

Quick answer

General adult potassium intake guidance is commonly cited around 3,400 mg/day for men and 2,600 mg/day for women.

The formula

target based on sex-specific adequate intake guideline

Worked example

Worked example

Using the values the calculator loads with.

Inputs

  • SexMale
  • Current estimated intake2200 mg

Result

  • Recommended daily target3,400 mg
  • Current estimated intake2,200 mg
  • Gap to target1,200 mg
  • Bananas needed to close gap (~420mg each)3

How to use the Daily Potassium Intake Target Calculator

  1. 1Enter your sex to see the general adequate intake guideline, then compare to your current estimated intake.
  2. 2Potassium-rich foods include bananas, potatoes, beans, and leafy greens.
  3. 3This is general dietary guidance — people with kidney disease or on certain medications should get personalised potassium advice from a doctor.

Frequently asked questions

Can I get too much potassium from food alone?

It's uncommon in healthy people with normal kidney function, but supplements can more easily cause excess.

Why is potassium important?

It helps regulate fluid balance, nerve signals, muscle contractions and blood pressure.

About this calculator