Green tea. People who drink green tea regularly can get 30 mg of zinc every day, which is more than those who don't drink 16 mg. Green tea is also the richest in manganese in preventing diseases such as osteoporosis and skin itching. Green tea is one of the teas suitable for the elderly.

Black tea. Drinking black tea can reduce the risk of fracture. For elderly friends, you can drink some black tea every day to reduce the risk of fracture. Researchers at the University of Western Australia have found that drinking several cups of black tea a day (with or without milk) can reduce the risk of fracture in elderly women within five years.

Pu 'er tea. Pu 'er tea has outstanding curative effect and improvement on some common diseases of the elderly, such as reducing blood fat, preventing arteriosclerosis, preventing and treating coronary heart disease, lowering blood pressure, resisting cancer, inhibiting bacteria and diminishing inflammation, reducing smoke poison, resisting radiation, promoting diuresis and improving eyesight, helping digestion and preventing constipation.

Compared with other people, the elderly are not suitable for drinking Tieguanyin Biluochun. The biggest effect of Kuding tea is to remove fire and help sleep. Middle-aged and elderly people generally like to buy this.