Vaccine Excipient & Media SummaryExcipients Included in U.S. Vaccines, by Vaccine
Last Updated September 2013
This table includes not only vaccine ingredients (e.g., adjuvants and preservatives), but also substances used during the manufacturing process, including vaccine-production media, that are removed from the final product and present only in trace quantities.
In addition to the substances listed, most vaccines contain Sodium Chloride (table salt).