piedra de alumbre 38
ALUM STONE Allows the skin to perspire and does not damage it. Alum stone is an excellent natural deodorant, Its antiseptic, astringent and antiperspirant properties create a film that eliminates microorganisms, maintains the dryness of the skin and prevents sweating and bad smell. In fact, this is one of its main uses and, also, the most famous. It is also able to heal wounds and irritations, and is also a great ally against insect bites. Alum is a type of double sulfate composed of sulfate from a trivalent metal, such as aluminum, and another from a monovalent metal. Generally refers to potassium alum, whose formula is KAl (SO?) ? . 12H? Or