Milk that has been in the freezer for seven months or less can be donated once the donor screening 4 step process is finished. Milk donation can occur if:

• Each bag or bottle is dated with the date that it was pumped
• It was frozen within 4 days (less than 24 hours preferred) of pumping
• It does not contain restricted medication or alcohol

Learn how to keep your breast pump kit clean (from Centers for Disease Control and Prevention)