Aptamil formula has 0.8 mg iron/100 kcal (0.53 mg/100 ml) in contrast to formulas in the U.S. that frequently provide levels over 1 mg/100 kcal. Aptamil has 0.5% of fatty acids as DHA in comparison to most U.S. formulas that have 0.32% or less of the fatty acids as DHA.