Are you getting all of the essential minerals you need from your diet? The 1992 Earth Summit Report on mineral depletion rates of the owrld's farm and range soils points out that the earth's soils are anemic. Therefore the food crops grown on mineral deficient soils cannot have the vital nutrients you need. Plants cannot manufacture minerals; they must absorb them up from the soil in which they grow. How do you ge tthe colloidal minerals your body needs if the food you eat lacks them? Tropical Oasis's all natural plant derived colloidal minerals are extracted from prehistoric mineral deposits in the state of Utah.