PROBLEM TO BE SOLVED: To provide a royal jelly stock capable of suppressing the discoloration of appearance with the lapse of time while suppressing the reduction of the useful components of a royal jelly.SOLUTION: Provided is a method for producing a royal jelly stock where a royal jelly is subjected to yeast fermentation treatment, and is thereafter dried to obtain a dry solid in which browning is suppressed. Also provided is a method for producing a royal jelly stock where a royal jelly stock is subjected to yeast fermentation treatment, and is thereafter dried to obtain a dry solid in which flocculation is suppressed. Also provided is a royal jelly stock as a dry solid comprising the yeast fermented matter in which the total content of glucide made of glucose and fructose derived from a royal jelly is 10 mass% or lower expressed in terms of the dry solid content. The royal jelly stock is suitably utilizable as a blending stock to food and drink and cosmetics.SELECTED DRAWING: NoneCOPYRIGHT: (C)2018,JPO&INPIT