Fitkari helps stop bleeding from shaving cuts, helps to heal the skin and adds a natural glow to it. It also has a naturally toning and skin tightening action, which is good for people older than 50 years of age and that's when the skin begins to sag with age.Alum is one of the most ancient ways to ensure that drinking water is clean. A pinch of alum added to water removes the solid impurities. Once the sediment is thrown away, the water is boiled to kill bacteria.