 [ Symptoms ] does the extreme heat of the sterilization process cause a loss of nutrients in ready to use baby formula [ Disease ] the nutritional content of formulas is measured after pasteurization and processing and is very tightly monitored in the us there is no difference between the ready to feed and powdered varieties in terms of calories or nutrients    with the single exception of fluoride which is not added to ready to feed but is probably in the water you are using to mix the powder ready to feed formulas do have a sort of thicker consistency but there is no difference in the food quality or calorie content raw milk is a fad that should be abandoned there are no health benefits and some risks are involved 