Boil drinking water. Let it cool until it reaches approximately 40ºC;
Put the necessary amount of water in the bottle. Do not re-boil the same water for use in other bottles;
Add the indicated amount of powder, using the measuring spoon always included in the package, removing any excess using the leveler. Do not press the powder;
Shake the bottle vigorously for 10 seconds, ensuring full dissolution of the powder;
Before offering the milk to the baby, check the temperature by testing a few drops on your wrist (max. 37ºC).