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Royal jelly is a honey bee secretion. The fresh royal jelly is a slightly ropy milky paste substance.It is secreted from the glands in the hypopharynx of worker bees, and fed to 1-3 days old worker bees larvae and drones larvae, 1-5.5 days old queen bee larvae and the queen bee during its spawning season. Royal jelly contains acetylcholine, VB and good protein. The nutritionists believe that the royal jelly is a kind of nourishing food that can be directly taken by human beings.