Johnson & Johnson COVID-19 Vaccine List of Ingredients


Important note: This article is intended for those who understand vaccines as critical to maintaining their health and that of their families. It is NOT intended for those who are anti-vaccine and as such is NOT intended to foster a discussion on the merits of vaccines in this forum. It is also NOT intended to foster a discussion of the lethality of COVID-19 or the need for civic action to limit the spread of the disease.

The Food and Drug Administration authorized Johnson & Johnson’s vaccine for emergency use this weekend after a panel of advisers to the agency voted unanimously (22-0) in its favor.

Dr Paul Offit — a member of the FDA’s advisory panel — told NPR’s Weekend Edition Saturday, the vaccine “is very effective … at preventing severe disease after a single dose and it induces the kind of response, so-called cellular immune response, that looks like it’s going to have fairly long-lived memory, which is all good.”

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In a brief submitted to the Food and Drug Administration dated February 27, 2021, Janssen Pharmaceuticals — a division of Johnson and Johnson — listed the ingredients of their COVID-19 vaccine. We provide them here for those concerned with food or drug allergies.

Ingredients in the Johnson & Johnson COVID-19 Vaccine

Active ingredient:

  • Recombinant, replication-incompetent adenovirus type 26 expressing the SARS-CoV-2 spike protein


  • citric acid monohydrate
  • trisodium citrate dihydrate
  • ethanol
  • 2-hydroxypropyl-β-cyclodextrin (HBCD)
  • polysorbate-80
  • sodium chloride

Moderna COVID-19 Vaccine List of Ingredients
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Dave Bloom
Dave Bloom
Dave Bloom is CEO and "Blogger in Chief" of

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