Old silver needle refers to the white tea with silver needle that needs several years in the production process, and has the following effects and functions:

1. Antioxidant: Old Yinzhen is rich in antioxidant substances, which can scavenge free radicals in the body, delay cell aging and help keep healthy.

2. Enhance immunity: The old silver needle is rich in various minerals and vitamins needed by the human body, which helps to improve immunity and prevent diseases.

3. Lowering blood pressure: The tea polyphenols in the old silver needle can relieve high blood pressure to a certain extent and help to lower blood pressure.

4. Diuretion and detumescence: Old Silver has a certain regulatory effect on renal function, which helps to discharge waste from the body, promote metabolism and relieve edema symptoms.

5. Improve digestion: Old Yinzhen is rich in tea polyphenols and tannic acid, which has a certain effect on promoting gastrointestinal peristalsis and helping digestion, and can alleviate the symptoms of indigestion.

In a word, the old silver needle is not only delicious and fragrant, but also has many benefits to the body, so it is a good choice for health care.