Ketones are by-products of fat breakdown in your body. When found in your urine, they indicate that you're not eating enough calories at regular intervals during the day or that your blood glucose is too high.
Add a protein to your snack at bedtime. A slice of turkey, a few cheese cubes, a scoop of cottage cheese or a glass of milk may help prevent ketones from forming overnight.
Small amounts of ketones in your morning urine can result from:
Large amounts of ketones may be seen if you have:
If you become sick, it's even more important for you to regularly check your ketones.
You'll check your urine for ketones each day and record the results. When you get up for the day, check your first morning urine.
Ideally, ketone readings should be negative to a trace.
Call if you are sick and:
Remember that ketones may be a signal that you need to eat more. The following will help to keep your ketones at a healthy level for you and your baby:
Source: Allina Health's Patient Education Department, Gestational Diabetes: When You Have Diabetes During Pregnancy, third edition, ISBN 1-931876-21-6
Reviewed by Allina Health's Patient Education Department experts