The ancient Maya processed their corn by boiling it with snail shells or with white lime. The process, known today as nixtamalization, made the corn's niacin available.
Depo-Provera can cause irregular bleeding and other side effects. Irregular bleeding The most common side effect of the birth control shot is irregular bleeding.
Depo-Provera is given by injection from a doctor every 3 months. Common side effects associated with Depo-Provera include dizziness, abnormal menstrual bleeding, weight gain or loss. According to prescribing information, Depo-Provera is also associated with significant loss of bone mineral density (BMD).