Following proper sanitation and safety guidelines is our top priority! We only handle one mama's milk stash at a time, and upon receipt of your milk it will immediately be placed into a deep freezer until freeze-dry time! Marissa holds a Food Handlers Card, a Cottage Foods Certificate, and Good Manufacturing Practices (GMP) Certification. Marissa follows CDC guidelines for breastmilk storage and preparation, The Department of Agriculture & USDA guidelines, and follows the Human Milk Banking Association of North America best practices for breast milk storage and handling.