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.
Some common side effects of Depo Provera (medroxyprogesterone) are changes in menstrual periods, weight gain, weakness, tiredness, nervousness, irritability, depression, difficulty falling asleep or staying asleep, hot flashes, breast pain, swelling, or tenderness, leg cramps and back or joint pain.