High cholesterol levels are a serious concern for several people. However, groundnuts are 100% cholesterol-free. According to the most recent analysis, a diet rich in groundnut products can lower your cholesterol, lower your risk of cardiovascular disease and provide protection against cancer. Peanuts contain Mg and potassium—two minerals that help to control your blood pressure. The fibre and protein in peanuts are useful. A study shows that eating peanuts often helps decrease blood pressure, even among individuals with high blood pressure.