Horizon, Season 54, Episode 11, Vitamin Pills: Miracle or Myth?
directed by Tristan Quinn, fl. 1998-2016; presented by Giles Yeo, 1973-; produced by Tristan Quinn, fl. 1998-2016, British Broadcasting Corporation, in Horizon, Season 54, Episode 11 (London, England: BBC Worldwide, 2018), 49 mins