In 1997s, PT. Bromo Tirta Lestari produced bottled drinking water under the brand Alamo Waters. The first brand of Prim-A is bottled mineral water and in 2015, Alamo Waters changed brand logo with more simple and clean image. Alamo water comes from the spring of Mount Bromo. It has a very high mineral content and thus very refreshing and healthy. Minerals are crucial to our health. We needs various minerals such as Potassium (K), Calcium (Ca), Magnesium (Mg), Iron (Fe), and many others to keep our body healthy. For example Calcium is very important to keep our bones strong and our teeth healthy, Magnesium is known as contributing factor for over 300 enzymatic activities in the body, Potassium is important for keeping our muscles and nervous system working properly, and many others.