How to Prepare Liquid Concentrate Formula

These steps are for healthy term infants. Be sure to check Health Canada’s Recalls and Alerts for formula recalls.

Steps to prepare liquid concentrate infant formula

  1. Wash hands and counter with soap and water.
  2. Run cold water for at least 2 minutes (use approved filter if you have lead pipes). Boil water for 2 minutes. Let it cool and use within 30 minutes.
  3. Have sterilized equipment ready on a clean paper towel (see How to Sterilize Equipment).
  4. Read the label. It will tell you how much formula and water to use. Wash top of can with warm water.
  5. Shake can. Open with sterile can opener.
  6. Pour boiled water into glass measuring cup.
  7. Add an equal amount of liquid concentrate formula to the boiled water. Be sure to measure carefully. Stir well with sterile fork.
  8. Pour amount of infant formula for one feeding into each bottle (use glass if possible).
  9. Pick up nipples, rims and caps with sterile tongs and put on bottles. Then tighten with your hands.
  10. Shake bottle well. Cool bottle under cold running water.
  11. Put bottles in refrigerator. Use within 24 hours.
  12. Tightly cover open can and put in refrigerator. Use within 48 hours.

These steps adapted with permission from Toronto Public Health.

Steps to prepare liquid concentrate formula