What is a Potassium level test?

The Potassium (K+) blood test checks how much potassium is in the blood. Potassium is a mineral and an electrolyte, which is useful in keeping water and electrolyte balanced in the body. It is also helps the nerves and muscles function properly.

Who should get this test?

Patient who undergo Kidney Dialysis and if low or high potassium levels is working. People with high blood pressure who may have problems with their kidneys or adrenal glands and this is to check if cancer treatment is effective.

When will I receive my results?

Once completed, you will receive your results within 3-5 business days in your LabFinder portal.

How do I prepare? Do I need to fast?

No preparation or fasting required. Just bring your LabFinder Order and Insurance Card to your appointment.

Book a Potassium Level
This is for educational purposes only. LabFinder does not provide medical advice, diagnosis or treatment. All users should consult with a medical provider in person for any health concerns.
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How it Works

  • Select your test & location
  • Visit your appointment
  • Access your results
How It Works