Potassium Blood Test
Potassium is an electrolyte important for nerve signalling and normal heart and muscle function. Its blood level is part of standard biochemistry and ki...
What is Potassium?
Potassium is an electrolyte important for nerve signalling and normal heart and muscle function. Its blood level is part of standard biochemistry and kidney testing.
Why it's testedWhy check your Potassium?
Potassium is measured with other electrolytes and kidney markers in general and kidney-focused panels. The values are interpreted as a group.
Panels that include Potassium
Potassium is a standalone test, but it's often more useful — and better value — checked alongside related markers. These panels include it:
Basic Screen
The Basic Screen covers 15 markers across six areas of your health in a single blood draw: a full lipid profile for cholesterol and heart risk (5 markers), a glucose check for blood sugar, six liver function markers, seven markers covering kidney function and electrolytes, two inflammation markers (CRP and high-sensitivity CRP), and a full blood count.
Lifestyle Screen
The Lifestyle Screen is a broad, 18-marker general wellness check covering seven areas of health in a single blood draw.
Fertility Panel
This panel screens 9 markers across the systems that influence fertility, rather than hormones alone.
Standard Screen Plus (Female)
Standard Screen Plus for women screens 20 markers across eight areas of health from a single blood draw — heart and cholesterol, liver function, kidney function and salts, thyroid, blood sugar, iron and vitamin D, inflammation, plus a CA-125 marker and urinalysis.
Standard Screen Plus (Male)
Standard Screen Plus for men screens 20 markers across eight areas of health from a single blood draw — heart and cholesterol, liver function, kidney function and salts, thyroid, blood sugar, iron and vitamin D, inflammation, plus a PSA prostate check and urinalysis.
TATT (Tired All The Time)
Our number-one panel for people who are constantly exhausted. Checks all the common culprits in one blood draw — thyroid, iron, B12, vitamin D and inflammation.
SS Plus Hormonal (Female)
This panel combines a full Standard Screen Plus with an expanded female hormone profile in a single blood draw.
SS Plus Hormonal (Male)
This panel combines a full Standard Screen Plus with an expanded male hormone profile in a single blood draw.
Advanced GP2 (Female)
Advanced GP2 for women screens 25 markers across eight areas of health from a single blood draw.
Advanced GP2 (Male)
Advanced GP2 for men screens 25 markers across eight areas of health from a single blood draw.
Fertility + AMH
Our most popular fertility screen — includes AMH (your ovarian reserve), full reproductive hormones and thyroid. Perfect before IVF or if you're trying to conceive.
Advanced GP3 (Female)
The most comprehensive women's health screen we offer — every major organ system, hormone, vitamin and heart risk marker in a single blood draw.
Advanced GP3 (Male)
Advanced GP3 for men screens 30 markers across eight areas of health from a single blood draw.
Three simple steps
Book online
Choose a time that suits you in under a minute — no referral needed. Same-week and weekend appointments available.
5–10 minute blood draw
Visit our Sutton Coldfield clinic for a quick, comfortable blood draw with one of our clinical team. Free on-site parking.
Clinician-reviewed results
Prompt results, reviewed by a clinician before they reach you, with a clear explanation of what they mean and any sensible next steps.
Common questions about Potassium
Why is potassium important? +
It contributes to normal nerve, muscle and heart function and is part of the electrolyte balance. It is interpreted with the other electrolytes.
Ready to check your Potassium?
Same-week appointments. No GP referral. Prompt results, reviewed by a clinician.
Book now — £43 → All individual markers