Definition of ALUMINA. : the oxide of aluminum Al2O3 occurring native as corundum and in hydrated forms (as in bauxite).
Soy foods are good sources of protein, vitamins, minerals and fiber and are also low in saturated fats, says the Harvard School of Public Health.
Article Sections. Soybeans contain all of the essential amino acids necessary for human nutrition and have been grown and harvested for thousands of years. Populations with diets high in soy protein and low in animal protein have lower risks of prostate and breast cancers than other populations.