Garlic also contains a wide range of trace minerals. These include copper, iron, zinc, magnesium , germanium, and selenium. The integrity of the growers and suppliers of garlic are important to the integrity of the garlic used. A soil rich with the presence of trace minerals will produce a healthful bulb of garlic, full of those minerals. It is believed that eating Garlic can reduce cholesterol and lower blood pressure, so it is widely demanded in food and pharmaceutical industry.