“We've made it possible to run any combination of tests, including sets of follow-on tests, very quickly, all from a single micro-sample. … Tests run on samples as small as a few drops of blood, taken from a tiny finger-stick.”
Theranos repeatedly told investors and the press that its proprietary 'Edison' device could run hundreds of clinical tests on a single drop of blood. A 2015 Wall Street Journal investigation revealed the company was running the vast majority of tests on conventional third-party machines. Founder Elizabeth Holmes was later convicted of fraud.
As of 2026-10-15, the entity has issued no public correction, retraction, or course-change. The platform has tracked this promise continuously since 2026-05-03.
https://www.goblinhouse.net/lies/theranos-finger-stick-blood-2014Goblin House. "Theranos: Holmes: Theranos can run hundreds of tests on a finger-prick of blood" (documented promise). Goblin House — The Architecture of Secrecy. Accessed October 15, 2026. https://www.goblinhouse.net/lies/theranos-finger-stick-blood-2014.Sourced from public records and content-hashed; verify via /attestation, standard at /methodology.