it would not be likely that low blood sugar would cause these isolated hives and it would be difficult to prove. do some investigation about her diet at home and at school including shared snacks.
can low blood sugar cause hives? . my daughter breaks out in hives on her jaw line almost everyday right before lunch at school. we have tried to think of anything new she has been exposed to but we can't think of anything. she has even had hives on her jaw line at home but usually it is at school. she now takes medicine everyday but it helps the symptoms not the cause. can low blood sugar cause hives?