| Because royal jelly's composition is nearly 70 percent water, it's highly degradable, and freeze-drying helps lock in its nutrient value. |
| Preservation techniques investigated were freeze-drying and spray drying dehydration. |
| Following freeze-drying, the herbs are either ground for use in capsules or proceed to an extraction process. |
| The date of preparation is the date of placing into final solution before freeze-drying. |
| The coffee bricks thus obtained are placed in a freeze-drying chamber which is under vacuum. |
| Cryoprotector: any product that helps reduce mechanical stresses caused by ice formation during freeze-drying. |
