| Group | Rat | Age (weeks) | food |
| 1 | SHR | 5 | Standard chow |
| 2 | SHR | 5 | Standard chow + cocoa |
| 3 | SHR | 5 | Standard Chow + cocoa +Turmeric/Black paper mixture |
| 4 | SHR | 5 | Standard chow |
| 5 | WKY | 5 | Standard chow + cocoa |
| 6 | WKY | 5 | Standard Chow + cocoa +Turmeric/Black paper mixture |
| 7 | WKY | 20 | Standard Chow + cocoa +Turmeric/Black paper mixture |
| 8 | WKY | 20 | Standard Chow + cocoa +Turmeric/Black paper mixture |