Has always been, the eight precious cakes as the royal court imperial spleen secret recipe, by Qianlong, Cixi respected. Emperor Qianlong with 89 years of age in China's feudal emperors in the long life of the first, known as the "old and rare son of God". He reigned for 60 years and was still in good health and thinking clearly after his abdication. According to records, the longest-lived emperor in history personally developed a recipe for a dessert called Pat Zhen Cake. In his later years, Qianlong often consumed the Eight Precious Cakes, which had the effect of strengthening the stomach and tonifying the qi, fixing the kidneys and nourishing the spleen. Eight precious cake is also Cixi's favorite food. Whether sick or not, always let the imperial kitchen for her to do "eight precious cakes" to eat. Ming Dynasty Chinese medicine surgeon Chen Shikong life attention to the maintenance of the spleen and stomach, life expectancy of more than 80 years, he left the eight precious cakes of this formula, and praised it "served to a hundred days, lightweight and resistant to old age, and strong to help yuanyang, cultivate the spleen and stomach, the wonderful and difficult to exhaustive description". Dr. Luo Dalun, Beijing University of Chinese Medicine, China Academy of Traditional Chinese Medicine postdoctoral in the "yin and yang, an adjustment of all diseases," said the eight precious cakes is the first cake of the millennium health. Luo Dalun in the book: so, this eight precious cakes actually have no effect? I should say that the effect is amazing. Many children often catch a cold, parents take a variety of ways, are not helpful, ate the eight precious cakes, the spleen and stomach is good, positive qi enough, will rarely catch a cold. Eight precious cakes are not only good for children, the elderly is also very good. So it seems, gastrointestinal digestion is not good to eat eight precious cakes must be a very good role.