About this item Alum Stone is a wonderful crystal when it comes to skin tightening. It Prevents Pre-Mature Ageing and also acts as antiseptic agent Cleans and Glows The Skins and Gives Cool Touch and Finish To Shaving The Alum Stone is widely used in medicine because it is a good astringent and antiseptic. Product description Alum stone has been used for a variety of health benefits for ages. Mainly potash alum is used to purify water, as an aftershave, strengthen teeth, glow the skin and as a mouth freshener. It is also known in Hindi as Fitkari Blocks or Fitkari Crystal. It soothes shaving irritation from shaving razor and act as a natural aniseptic in barber hair salon. Other names - Shubhra, sphatika, Patika, Padikaram, Turti, Potash alum, Potassium alum, Potassium aluminium sulphate. It has an astringent property that causes the cells to shrink and removes excess oil from the skin. Thus, Alum is used in the form of gels or creams for skin care. Alum is an effective remedy for skin problems.