What kind of water can I drink directly? Which is healthy?

Can it be straight? Drinking water is:? Boiling water, purified water, artificial mineralized water, natural mineral water. The healthiest of these waters is natural mineral water. ? For example, the deer pecking spring I usually drink is natural mineral water. It comes from Boluoguan Mountain, the hometown of longevity in the world. Contains trace minerals needed by human body. It is weakly alkaline. Moreover, small water molecules are very helpful for human health regulation. It is also suitable for long-term drinking.