Sweet-smelling breath and its dangers. While a fruity or sweet breath odor may seem harmless, it can indicate serious metabolic issues. For example, individuals with diabetes may experience ...

If your breath smells like acetone -- the same fruity scent as nail polish remover -- it may be a sign of high levels of ketones (acids your liver makes) in your blood.

If you notice a persistent sweet, fruity odor on your breath that doesn’t resolve after brushing your teeth, especially if accompanied by increased thirst or frequent urination, don’t dismiss it.

Anyone living with diabetes whose breath suddenly has a fruity, acetone-like smell should check their blood sugar and ketone levels, as it could be a sign of diabetic ketoacidosis.

Bad breath can arise from a problem in your mouth or throat, or from metabolic processes. Depending on the cause, your breath may smell sweet, sour, rotten, musty, fishy, or like ammonia.

Halitosis: 11 Possible Reasons Your Breath Smells Bad. ... However, it can also have a fruity smell. Not Eating All Day . Skipping meals is a surefire way to have bad breath.

A sweet, fruity odor—especially on the breath—can signal diabetic ketoacidosis (DKA), a dangerous complication of diabetes. When insulin is lacking, the body burns fat for energy, creating ...

Fruity-smelling breath can also be a sign of diabetic ketoacidosis, a life-threatening complication that occurs when ketone levels are so high that the blood becomes acidic, according to th e ...

While fruity-smelling breath is a hallmark of DKA, it’s not the only symptom. You may also have trouble breathing, your skin may be flushed, or you may have been throwing up often." ...

"Breath that smells or tastes fruity-like, on the other hand, could signal a dangerous condition called diabetic ketoacidosis," said WeightWatchers. "Diabetic ketoacidosis might even be the first ...