Multiply by weight of newborn: (5mcg/kg/day)(3.5kg) = 17.5 micrograms/day. Amount of aluminum in the hepatitis B vaccine, given on the first day of life = 250 micrograms. Demonstrably, the amount of aluminum in just one hepatitis B vaccine is over 14x the --safe limit-- for how much a newborn would receive in one day.Jun 23, 2017read more >>