Jujube can be eaten often, but not too much, otherwise it will damage the digestive function and cause constipation. It is advisable to eat five red dates a day. Red dates can replenish blood. Jujube is rich in sugar, vitamin C, organic acids, mucus juice and other vitamins and inorganic salts. Jujube contains iron, so it has the effect of enriching blood. I hope my answer can help you!