Blue Snot??: I have never heard of blue snot unless there is a foreign substance. See your doctor.
Answered 2/25/2013
6k views
???: Did you eat or drink something with blue dye? Maybe some got snorted up from the throat. There are bacteria thay can look blue, but have never heard of them appearing in snot in that fashion. See if it happens again.
Answered 12/18/2014
6k views
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A doctor has provided 1 answer
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2 doctors weighed in across 2 answers
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