This is the third FDA alert of the year for ground cinnamon.
There is no safe level of lead in food.
Most people with lead exposure have no symptoms at all.

Cappi Thompson / Getty Images
Other symptoms of severe poisoning include constipation, vomiting, and abdominal cramps.
Centers for Disease Control and Prevention.Lead exposure symptoms and complications.
Centers for Disease Control and Prevention.About lead and other heavy metals and reproductive health.