Background of Jeju lava seawater, science formed in nature 1. Jeju lava seawater, born through a journey lasting hundreds of thousands of years Jeju lava seawater filtered by Jeju volcanic bedrock over hundreds of thousands of years. 2. Antioxidative water maintaining constant temperature and pH level Compositions and level of salt are maintained regardless of environmental conditions. 3. Special properties of lava seawater Volcanic bedrock adds special minerals to seawater as it permeates through.