When should I test for ketones if I have diabetes?

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Ask your doctor or nurse when to check for ketones. You may be advised to check for ketones under the following conditions:
  • Your blood glucose is more than 300 mg/dl
  • You feel nauseated, are vomiting, or have abdominal pain
  • You are sick (for example, with a cold or flu)
  • You feel tired all the time
  • You are thirsty or have a very dry mouth
  • Your skin is flushed
  • You have a hard time breathing
  • Your breath smells "fruity"
  • You feel confused or "in a fog"
These can be signs of high ketone levels that need your doctor's help.

Continue Learning about Diabetes

Diabetes

Diabetes mellitus (MEL-ih-tus), often referred to as diabetes, is characterized by high blood glucose (sugar) levels that result from the body’s inability to produce enough insulin and/or effectively utilize the insulin. Diabetes ...

is a serious, life-long condition and the sixth leading cause of death in the United States. Diabetes is a disorder of metabolism (the body's way of digesting food and converting it into energy). There are three forms of diabetes. Type 1 diabetes is an autoimmune disease that accounts for five- to 10-percent of all diagnosed cases of diabetes. Type 2 diabetes may account for 90- to 95-percent of all diagnosed cases. The third type of diabetes occurs in pregnancy and is referred to as gestational diabetes. Left untreated, gestational diabetes can cause health issues for pregnant women and their babies. People with diabetes can take preventive steps to control this disease and decrease the risk of further complications.
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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.