I suspect I know where the graphene oxide is coming from.
It is used to make nanotubes. The vax is a spike protein coated in a lipid. I suspect that the nanotubes are used to coat the spike proteins. Such structures are not super durable, and can break.
I’d not heard that there was that step in the synthesis.
Still seeking a not-Stew-Peters source; he’s mentioned it, and had guests mention (rave about?) it, but if he’s linked to any thing authoritative on the topic, it’s got past me.
“...and I still haven’t found what I’m looking for...”