| 2011 | 2011-12-01: The Vegan Option, “Veganism in Politics" | Ian McDonald with Chris Williamson MP, Cathy Jamieson MP and Kerry McCarthy MP | 1 |
| 2011 | 2011-12-13: The Vegan Option, “Veganism in Politics: The British Parliament Debates World Vegan Day” | Ian McDonald | 1 |
| 2011 | 2011-12-20: The Vegan Option, “Peace on Earth: Will We Ever Have It?” | Ian McDonald with Peter Singer and Gary Francione | 1 |
| 2012 | 2012-01-30: The Vegan Option, “Digital Vegans” | Ian McDonald with Kerry McCarthy MP | 1 |
| 2012 | 2012-03-06: The Vegan Option, “Rebel Poet: Benjamin Zephaniah Discusses the Life of Abul ʿala Al-Maʿarri" | Ian McDonald with Benjamin Zephaniah | 1 |
| 2012 | 2012-04-03: The Vegan Option, “Lab Meat: Can in Vitro Meat Save the Animals?” | Ian McDonald with Nicholas Genovese, David Pearce, and Jordi Casamitjana | 1 |
| 2012 | 2012-05-01: The Vegan Option, “Born Vegan” | Ian McDonald | 1 |
| 2012 | 2012-05-31: The Vegan Option, “Born Vegan at Vegfest UK” | Ian McDonald with Ruby Roth, Mair Perkins and a studio audience | 1 |
| 2012 | 2012-07-27: The Vegan Option, “London Olympics” | Ian McDonald | 1 |
| 2012 | 2012-08-09: The Vegan Option, “London Olympics: interview with Kara Lang, vegan Olympian, Canada soccer team” | Ian McDonald with Kara Lang | 1 |
| 2012 | 2012-08-13: The Vegan Option, “London Olympics: Closing Update with Vx, Animals in the Opening Ceremony, and Vegan Food” | Ian McDonald | 1 |
| 2012 | 2012-10-06: The Vegan Option, “Judgemental" | Ian McDonald with Colleen Patrick-Goudreau, Dr Julia Minson, Marla Rose | 1 |
| 2012 | 2012-11-28: The Vegan Option, “South East Asia: Finding Vegan Food in Singapore, Malaysia, Thailand and Cambodia” | Ian McDonald | 1 |
| 2013 | 2013-02-01: The Vegan Option, “Cats: Can they be vegan?" | Ian McDonald with vets Lorelei Wakefield, Andrew Knight, and Jean Hofve; and special guest Erin Red | 1 |
| 2013 | 2013-03-13: The Vegan Option, “Cats: Ethics” | Ian McDonald with Erin Red, Evolution Diet's Eric Weisman, and vets Lorelei Wakefield, Andrew Knight, and Jean Hofve | 1 |
| 2013 | 2013-07-05: The Vegan Option, “Science Fiction and Animals" | Ian McDonald with Sherryl Vint, Robert McCay, and Tara Lomax | 1 |
| 2013 | 2013-09-13: The Vegan Option, “Palm Oil” | Ian McDonald with Catherine Laurence, Eric Lambin, Orangutan rescuer Daniek Hendarto, RSPO SG Darrel Webber | 1 |
| 2014 | 2014-02-02: The Vegan Option, “Digital Vegans: Picking up the Tab" | Ian McDonald with Stephanie Redcross of Vegan Mainstream | 1 |
| 2016 | Vegetarianism: The Story So Far #1, "Ahimsa" | Ian McDonald | 1 |
| 2016 | Vegetarianism: The Story So Far #2, "The Middle Path" | Ian McDonald | 1 |
| 2016 | Vegetarianism: The Story So Far #3, "Pythagoreans" | Ian McDonald | 1 |
| 2016 | Vegetarianism: The Story So Far #4, "Ashoka" | Ian McDonald | 1 |
| 2016 | Vegetarianism: The Story So Far #5, “Flesh and Spirit" | Ian McDonald | 1 |
| 2016 | Vegetarianism: The Story So Far #6, “Hinduism" | Ian McDonald | 1 |
| 2016 | Vegetarianism: The Story So Far #7, “Heresies” | Ian McDonald | 1 |
| 2016 | Vegetarianism: The Story So Far #8, “Contacts” | Ian McDonald | 1 |
| 2016 | Vegetarianism: The Story So Far #9, “Renaissance" | Ian McDonald | 1 |
| 2017 | Vegetarianism: The Story So Far #10, “Revolution" | Ian McDonald | 1 |
| 2017 | Vegetarianism: The Story So Far #11, “Enlightenment" | Ian McDonald | 1 |
| 2017 | Vegetarianism: The Story So Far #12, “Radicals & Romantics" | Ian McDonald | 1 |
| 2017 | Vegetarianism: The Story So Far #13, “The Vegetarians" | Ian McDonald | 1 |
| 2017 | Vegetarianism: The Story So Far #14, “Diet Reform" | Ian McDonald | 1 |
| 2017 | Vegetarianism: The Story So Far #15, “Liberation" | Ian McDonald | 1 |
| 2020 | 2020-04-29: The Vegan Option, “Spillover Diseases: Covid-19 & Zoonoses” | Ian McDonald with Jonna Mazet and Aysha Akhtar | 1 |
