1, mineral water. True mineral water is good and has a certain health care function. However, some mineral waters have disproportionate mineral content, which is not necessarily good. In particular, some mineral water is actually artificially added with several mineral trace elements in pure water, which is difficult to ensure the normal proportion of nature and may lack some necessary trace elements. You should choose authentic brand water when drinking.

2. Filter tap water. The tap water treated from the waterworks has been monitored for 35 items such as bacteria, but the water from the water pipe network and water tank to the faucet is best filtered by a simple and economical activated carbon purifier.

Pay attention to daily water use. Drain the accumulated water in the water pipe overnight in the morning. Drinking water can be used for several hours (but not more than one day). Aged old water stored for more than 3 days is not suitable for drinking because its molecular structure has not been deformed by impact. Boiling water usually boils for 3 minutes. Don't cook for too long. It is not good to cook or cook for too long. Water that has been boiled repeatedly and stored in a thermos for several days is not suitable for drinking.

Therefore, experts suggest that from the health point of view, it is best to drink warm water below 30℃.