To sterilize glass bottles, boil them in water for 15 minutes or run them through the dishwasher using the heated dry cycle. The temperatures reached in a modern dishwasher are sufficient to eliminate germs on glass bottles, according to the American Academy of Pediatrics.Continue Reading
Boiling is not necessary for sterilizing glass bottles. However, some consumers prefer this method.
Immerse glass bottles in a saucepan or pot of boiling water. Leave them submerged for 15 minutes, then remove them with tongs.
Washing glass bottles by hand or in the dishwasher should sterilize them. Always use hot, soapy water, and make sure they dry thoroughly before using them.