evidence: CLAIM: The U.S. Food and Drug Administration released documents from Pfizer that confirm graphene oxide is in its COVID-19 vaccine. [...] Widespread social media posts this week shared a headline from a conspiracy theory website claiming that the FDA "confirms Graphene Oxide is in the mRNA COVID-19 Vaccines." The story specifically claimed that a study outlined in a FDA-released Pfizer document, titled "Structural and Biophysical Characterization of SARS-CoV-2 Spike Glycoprotein (P2 S) as a Vaccine Antigen," shows that the company used graphene oxide in making its vaccine.