The bitterness of jujube is mainly caused by water content. In order to facilitate storage, the moisture content of jujube in the package is controlled at about 5%, and the jujube peel is dried due to the decrease of moisture, which is easy to produce bitterness. However, the moisture content in bulk is as high as 10- 15%, which is good in taste but difficult to preserve and easy to be moldy (moldy red dates must not be eaten). Therefore, before eating packaged small red dates, you can soak them in clear water, then cook them, or make soup directly, so that it will not be very bitter. Jujube is suitable for people: the general population can eat 1, especially suitable for middle-aged and elderly people, teenagers and women; 2. Patients with chronic diseases should eat carefully, those with spleen and stomach deficiency and cold should not eat more, patients with dental diseases should not eat dates, and patients with constipation should eat carefully. Food similarity: Jujube should not be eaten with seafood. How to eat red dates 1. Soak jujube in water, wash jujube, boil it in water, and add appropriate amount of rock sugar. Drinking it for a week can increase human serum protein, thus achieving the effect of protecting liver and detoxifying. 2. Jujube porridge Tear jujube and soaked tremella into small pieces and cook porridge with rice. When it's almost ready, add the right amount of rock sugar. This method can effectively relieve cough and moisten lung. 3, red dates can be soaked in any liquor, because nutrient-rich organic matter will be more easily dissolved in wine, which has a good effect on keeping blood vessels unobstructed. In addition, you can also add some nourishing skin care products such as ginseng, velvet antler and medlar when soaking wine. 4. Steam red dates. Wash red dates, steam them in a steamer 15-20 minutes before eating. This method is more suitable for the elderly and infants, because the digestive function of the elderly and infants is not good, and it will be easy to peel off the undigested jujube skin after steaming, which will be easier to digest and absorb. Extended data:

According to historical records, jujube is a traditional famous specialty tree species originating in China. Archaeologists found jujube fossils in the cultural site of Khan Lee, xinzheng city, which proved that jujube has a history of more than 8,000 years in China. As early as the Western Zhou Dynasty, people began to brew jujube wine with jujube fermentation as a fine tribute to guests and friends. The nutritional and health-care functions of jujube were discovered and utilized in ancient times. There is a record of "peeling dates in August" in The Book of Songs. There is a saying in the Book of Rites that "jujube, chestnut and honey are all sweet", which is used for cooking. "The Warring States Policy" states that "there are benefits of dates and chestnuts in the north ... food is the most important thing for the people" and points out the important role of dates in the north of China. Han Feizi also recorded the use of jujube chestnuts to save the people during the famine in Qin State. Therefore, the common people have always regarded jujube as one of "hardcore crops" and "woody food". Jujube has been used as medicine for a long time, and it has been recorded in Shennong Herbal Classic, which has been recorded in all previous dynasties, and the understanding of its health preservation and treatment has been deepened. Today, red dates have been regarded as an important tonic. Li Shizhen said in Compendium of Materia Medica: Jujube is sweet in taste and warm in nature, which can tonify the middle energizer, invigorate qi, nourish blood and promote fluid production, and is used to treat spleen deficiency, anorexia, loose stool and deficiency of qi and blood. Eating jujube regularly can treat weakness, neurasthenia, disharmony between spleen and stomach, indigestion, fatigue cough, anemia and emaciation, etc., and the role of nourishing liver and preventing cancer is particularly prominent. There is a saying that "three dates are eclipsed, and a hundred years old does not show old."