| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 2009 | 978-0-9822667-0-0 | Harmony Clearwater Grace | HCG Diet Made Simple: Your Step-By-Step Guide Beyond Pounds and Inches |
| 2011 | 978-0-9822667-2-4 | '' | HCG Diet Made Simple Pocket Reference: Charts and Checklists for the HCG Diet |
| '' | 978-0-9822667-3-1 | '' | The HCG Diet Book of Secrets: Stabilizing After HCG and Staying Slim Forever |
| '' | 978-0-9822667-4-8 | '' | HCG Diet Made Simple: Your Step-By-Step Guide Beyond Pounds and Inches 5th Edition |