(Babies born early or with health problems may drink formula even longer.)
On the eve of her graduation, she got so hammered that she had to drink infant-rehydration formula to fortify herself for the ceremony.
Clean water provides babies born to HIV mothers the chance to drink formula rather than get infected through their mothers' breast milk.
Now they are breast-fed or drink formula, cow's milk being deemed too rich.
We were alarmed when, following Oprah's lead, our mother stopped eating and went on the Optifast diet, drinking only formula until she crashed to a size 6.
Although the children who were breast-fed had higher PCB levels than children who were exposed only in utero, they consistently performed better than those who drank formula.
By mid-August, Shania - whom the hospital staff members started calling by her nickname Jiji (pronounced Gigi) - was out of intensive care, drinking formula and eating baby food.
Infants who drink formula reconstituted from powder are particularly vulnerable, experts say.
They may spit up more than normal, not drink enough breast milk or formula, and cry.
The damage caused by galactosemia can begin within weeks after the baby has started drinking breast milk or formula.