Yes, it is safe for a breastfeeding moms to get flu shot. Moms spend a lot of time with the newborn so getting a flu shot is strongly recommended . Children under the age of 2 are at high risk of complications from flu. It is important to keep healthy to protect your baby. The shot is also recommended once a year for children who are older than 6 months.
The virus in the injected flu shot are inactive or dead. They stimulate your body to produce antibodies to the flu which will fight the virus when you are exposed to flu later in the season. Because the virus in the flu vaccine is dead, there is no way it can give you or your baby a case of flu.