| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 1994 | 978-0-914532-36-1 | Herbert M. Shelton | The Science & Fine Art of Natural Hygiene (Shelton, Herbert M. Hygienic System, V. 1.) |
| 1978 | 978-0-914532-42-2 | Herbert Shelton | Fasting Can Save Your Life |
| 1999 | 978-0-914532-44-6 | James Michael Lennon ยท Susan Taylor | The Natural Hygiene Diet |