This collection of fact sheets, primers and consumer information from related Health and Human Services (HHS) agencies is here to help you sort out the facts about substances contained in US-licensed vaccines and their safety to you and your family.
A Parent’s Guide to Kids Vaccines
A Parent’s Guide to Pre-Teen Vaccines
Excipient Table1(substances contained in vaccines listed by substance)
Excipient Table2(substances contained in vaccines listed by vaccine)
Meningococcal Vaccine: a Primer










