4 doctors weighed in:

Why does baby spit up smell like sour milk?

4 doctors weighed in
Dr. Keegan Duchicela
Family Medicine
3 doctors agree

In brief: Gotta love babies.

Like so many other adorable things babies produce, that sour milk smell is just the normal smell of baby spitup.
It's partially digested food/formula/milk mixed with your baby's stomach acid. It doesn't mean the food is going bad.

In brief: Gotta love babies.

Like so many other adorable things babies produce, that sour milk smell is just the normal smell of baby spitup.
It's partially digested food/formula/milk mixed with your baby's stomach acid. It doesn't mean the food is going bad.
Dr. Keegan Duchicela
Dr. Keegan Duchicela
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