1 silver cup can purify water, silver ions on the inner wall of silver are soluble in water, and silver is a biophilic metal, so it has the function of sterilization and disinfection. Most aircraft water purifiers use silver.
Silver is a natural antibiotic, which can improve people's immunity.
Yin recorded in Compendium of Materia Medica that "calming the five internal organs, calming the mind, stopping fright, and eliminating evil spirits will make men healthy for many years".
Silver has good heat dissipation, which can reduce blood heat and soften cardiovascular and cerebrovascular diseases after being dissolved in water.
Because silver is an inert metal, it won't react chemically, so it doesn't matter if you soak it in boiling water.
Drinking jujube water is mainly used to replenish blood and qi.