Milk is a good source of vitamin D and calcium is good, especially for children. However,
drinking more than two glasses of milk every day are not recommended
because it can lower the levels of iron in their bodies.
According
to the study in Toronto, Canada, consumption of two cups of milk each
day is optimal for the fulfillment of child nutrition. In
a study of 1300 preschool children known to consume more than two cups
will lower iron stores in the body of the child so that they are
vulnerable to anemia.
Vitamin D and iron play an important role in the growth of children. Iron has a vital role in the intellectual development, while vitamin D, especially for bone strength.