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.
The absence of periods is not harmful, and periods usually return to normal after Depo-Provera is stopped. If unusually heavy or continuous bleeding occurs, you should see your doctor. Other possible side effects include weight gain, headaches, nervousness, abdominal discomfort, dizziness and weakness or fatigue.o. Depo-Provera only works for about 3 months. The shot must be repeated every 3 months to prevent pregnancy. After a woman stops using Depo-Provera, her normal ovarian function returns after a short time. However, it takes an average of 9 to 10 months to get pregnant after getting the last shot.