The proportion of ingredients for making Ejiao cake: Ejiao, black sesame and walnut, Lycium barbarum1250g, rock sugar, 500ml yellow wine. According to this ratio, 250g Ejiao can make 2-3kg Ejiao cake. Ejiao cake is a product with the same origin of medicine and food, which is refined from Ejiao with natural raw materials such as black sesame, walnut kernel and Xinjiang jujube.

Among the four ancient beauties, Yang Guifei had the best skin. Bai Juyi, a poet in the Tang Dynasty, once described Yang Guifei's skin like this, saying, "It was early spring. They bathed her in the FlowerPure pool, which warmed and smoothed the creamy crystals on her skin, which means that Yang Guifei's skin is very delicate and smooth. Ejiao cake made of Ejiao, known as "blood-enriching medicine", is one of the beauty secrets of great beauty.

The world's first pharmacopoeia, the fifteenth volume of Newly Revised Materia Medica promulgated by the Tang government, clearly records: "Ejiao is made from donkey skin and is called Ejiao.

"Where there are three books, thin books, calligraphy and painting. Thick and clear, it is called can-covering glue, which is used as medicine. Those who are turbid can use glue and cannot be used as medicine. " It is clearly pointed out in the literature that the raw material of Ejiao at that time was donkey skin. Ejiao cake and sea ginseng can only play a role when eaten together.