Bamboo has abundant mineral.Bamboo grow in crude environment, assimilate lots of kalium, calcium, iron, magnesium etc which can be dissolved into water.

• 竹炭中含有丰富的矿物质---竹材在天然的环境成长中，吸收了多量的钾、钙、铁、镁...等可溶于水的矿物质。