How do you know it's high?
Elaina, there can be a few different reasons for high potassium, chief among them for diabetics is kidney disease. Are any of your other results out of line? imbalance of your electrolytes can affect the body - but it’s impossible to say what it can be without more information.
Medications like Lisinopril can cause high Potassium, check with your doctor and or pharmacy.
Thank you all so far all I know is my potassium is high and I need to go for more tests will let you know how I get on thanks again