Lyophilized royal jelly
Royal jelly dried by freeze-drying, which removes water under low-temperature vacuum and leaves a powder.
A catalog entry describes a kind of product. It is not a listing. A listing is not guaranteed inventory.
Facts
- Processing
- Water sublimates under vacuum at low temperature; one study used 100 Pa and -70 °C for 40 hours.
- Typical forms
- Powder; freeze-dried powder takes a growing share of royal jelly exports from China.
- Also called
- Freeze-dried royal jelly, Royal jelly powder