Supplementing will decrease milk supply. A baby might not drink from the mother as much and therefore her supply will decrease.
Supplementing breast milk may lead to the breasts becoming engorged and painful.
Most mothers who supplement, end up breastfeeding for only a short period of time.
To supplement breastmilk with formula will not help combat Jaundice, but will
make it worse. Breast milk acts like a natural laxative to eliminate
meconium and this helps in lowering bilirubin levels. A mother should only supplement, if she does not have enough milk.
Babies can not be treated for Hypoglycemia by supplementing breastmilk with formula.
The mother has taken a medication that could be dangerous for her baby such as anti-metabolites, radioactive iodine, or some anti-thyroid medications. So in other words, during the time that the mother has these drugs in her system, she should supplement with formula or donor breast milk (if available).
The mother is using street drugs such as heroine or cocaine. While a mom has street drugs in her system, the baby will need to drink formula or donor breast milk only.
The mother has the Human T-cell Leukemia Virus.
The mother has Varicella zoster (virus similar to chicken pox) During the infection she can give her baby formula and then continue to breastfeed afterwards.
The mother has herpes simplex virus on her breasts. Once the sores have healed, breastfeeding is safe.
Babies who Cannot Drink Breast Milk
A baby with Galactosemia. This is a rare condition in which a baby cannot digest galactose in milk.
Babies with PKU who cannot tolerate phenylalanine.
The mother is HIV positive. In some cases, mothers with HIV are advised not to breastfeed at all but, in lower standard of living cases, it is sometimes best if a mother continues to breastfeed.
When it is Not Necessary to Stop
Some conditions in which breastfeeding should continue.
Hepatitis B, Tuberculosis, Lyme disease and Mastitis.
Breastfeeding Using a Lactation Aid with Dr. Jack Newman