Miocen is a Vietnamese natural mineral water brand operated by Miocen Company Limited. The company was established in 2007, and the brand is positioned in the premium bottled water segment. Its water comes from an artesian aquifer in Chau Thanh District, Tien Giang Province, within the Mekong Delta. The source lies approximately 500 meters below the surface, within geological formations dating from the Miocene epoch, after which the brand is named. The aquifer is protected by thick clay deposits that limit its contact with surface contaminants. The water is extracted and bottled at a facility located near the source, which applies the ISO 22000 food safety management standard. Miocen is a still water with a naturally alkaline pH of approximately 8.3. Its total dissolved solids amount to around 332 milligrams per liter, placing it in the medium-mineral category. Its composition is particularly notable for approximately 345 milligrams of bicarbonate and 135 milligrams of sodium per liter. Miocen is positioned as a premium Vietnamese water whose identity is based on its deep artesian origin, natural alkalinity, and stable mineral composition.