This has the functions of invigorating spleen and benefiting qi, nourishing blood and calming nerves, promoting the production of body fluid and detoxicating, promoting gastrointestinal function, helping digestion and relieving medicinal properties. Jujube contains some special compounds that can inhibit the activity of hepatitis virus. Jujube also has the functions of protecting liver and enhancing immunity; Jujube is rich in amino acids, which is beneficial to the synthesis of protein, and can prevent the symptoms of low protein in patients with liver disease, thus achieving the purpose of strengthening the spleen and nourishing the liver. For women who are anemic due to excessive menstrual blood, drinking jujube water often can improve their pale face and cold hands and feet. Lycium barbarum is sweet in taste and flat in nature, and has the functions of nourishing liver and kidney and benefiting the smart purpose. Black dates contain sugar, protein, various amino acids, vitamins, phosphorus, iron and other essential nutrients. Has the effects of promoting growth, lowering blood sugar and blood lipid, regulating nerve activity, promoting hepatocyte regeneration, and enhancing immunity. It is helpful to treat hypertension, hyperlipidemia, arteriosclerosis and diabetes in the elderly.