Calcium gluconate is used in pharmaceutical industry as a source of calcium for treating calcium deficiency
by oral or intravenous administration. It also finds a
place in animal nutrition. Iron gluconate and iron phosphogluconate are used in iron therapy. Zinc gluconate is
used as an ingredient for treating common cold, wound
healing and various diseases caused by zinc deficiencies
such as delayed sexual maturation, mental lethargy, skin
changes, and susceptibility to infections.