Baby Formula Calculator

Enter your baby's age or weight to get how much formula to give — per day and per feeding.

Formula Calculator

Enter age, weight, or both for an estimate

Baby's age (optional)

Baby's weight (optional)

Feedings per day

Display amounts in

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Enter your baby's age or weight above to see an estimate.

Or see the chart below for age-based reference amounts.

Full age-by-age chart with mL and fl oz amounts

A detailed guide to formula amounts from newborn to 12 months

Common formula feeding questions answered