[1] Her 2015 lecture tour of Australia was canceled due to a public outcry over her absolute vaccine opposition, which fails to acknowledge established scientific consensus.

[7] Since 2017, Tenpenny and her business partner, Matthew Hunt, have taught a six-week, $623 course titled "Mastering Vaccine Info Boot Camp" designed to "sow seeds of doubt" regarding public health information.

[10] Tenpenny promotes anti-vaccination videos sold by Ty and Charlene Bollinger and receives a commission whenever her referrals result in a sale,[11] a practice known as affiliate marketing.

[4] Some of Tenpenny's interviews with anti-vaccination activists and conspiracy theorists have attracted a large audience on Rumble, a video-sharing platform that does not have policies against disinformation.

[30] As Russia invaded Ukraine in 2022, Tenpenny claimed in posts laden with anti-semitic references that this event was manufactured as a distraction to mask new pandemic restrictions.

[33] A December 2021 de Beaumont Foundation report cited Tenpenny as one of two extreme examples of a "small subset of [...] physicians" making "disproven claims" about COVID vaccines.

The round table, held June 27, 2023, brought together several prominent anti-vaccination activists, such as Mikki Willis, Sayer Ji, Charles Eisenstein, Del Bigtree and Joe Mercola.