| It also contains a mere trace of piperina or piperine, one of the most valuable constituents of black pepper. |
| The same is true of ginger extract, gingerols having a similar structure to that of piperine. |
| Figure 1 The piperine molecule, which can be isolated from black pepper, through extraction by ethanol. |
| The loss of pungency of ground pepper on storage is associated with slow transformation of chavicine into piperine. |
| Bioperine® is an exceptionally pure and safe form of piperine, the main alkaloid in black pepper. |
| The benefit of buying it in a bottle, she said, is that it's usually combined with a compound called piperine, which aids absorption. |
